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Manabu Kato
Manabu Kato, Saitama-Shi JP
| Patent application number | Description | Published |
|---|---|---|
| 20110025814 | SCANNING OPTICAL APPARATUS AND IMAGE FORMING APPARATUS USING SAME - An scanning optical apparatus of present invention converts plural light beams emitted from corresponding light source units by a light beam conversion unit, deflectively scans by a deflection unit, focuses by an imaging optical unit onto corresponding scanned surfaces. At least two of light source units are arranged along a direction perpendicular to the direction in which the light beams are emitted. The light beam conversion unit includes plural light beam conversion elements that reflect the light beams emitted in the same direction from the light source units to deflect the light beams in the same direction. Each of the light beam conversion elements has at least one reflecting surface having a power and at least one diffracting surface having a power, and has different powers with respect to the main scanning direction and with respect to the sub scanning direction. | 02-03-2011 |
Manabu Kato, Susono-Shi JP
| Patent application number | Description | Published |
|---|---|---|
| 20100248046 | METHOD OF CREATING PARTICLE SIZE DISTRIBUTION MODEL, METHOD OF PREDICTING DEGRADATION OF FUEL CELL CATALYST USING THE METHOD OF CREATING PARTICLE SIZE DISTRIBUTION MODEL, AND METHOD OF CONTROLLING FUEL CELL USING THE METHOD OF PREDICTING DEGRADATION OF FUEL CELL CATALYST - A particle size distribution creating method includes a particle size range determining step, an integrating step of integrating the frequency of appearance of particles within the particle size range determined in the particle size range determining step, a division point determining step of determining particle sizes that provide division points, using the integral of the frequency of appearance obtained in the integrating step, and a typical point determining step of determining the minimum particle size, maximum particle size and the particle sizes of the division points as typical points. This method is characterized by assuming a particle size distribution which contains particles having the particle sizes of the respective typical points and is plotted such that the frequency of appearance of the particles having the particle size of each of the typical points is equal to the integral over each of the regions defined by the typical points, and obtaining the assumed particle size distribution as a particle size distribution model. | 09-30-2010 |
Manabu Kato, Shizuoka-Ken JP
| Patent application number | Description | Published |
|---|---|---|
| 20090162721 | FUEL CELL MEMBRANE-ELECTRODE ASSEMBLY AND PRODUCTION METHOD THEREFOR - A fuel cell membrane-electrode assembly having a fuel electrode and an oxidant electrode has a non-supported-catalyst containing catalyst layer that contains a metal catalyst nanoparticle of 0.3 nm to 100 nm in primary particle diameter that is not supported on a support, and an electrochemically active surface area of the metal catalyst nanoparticle is 10 m | 06-25-2009 |
| 20090246587 | FUEL CELL - A fuel cell includes an anode, a cathode, and an electrolyte membrane arranged between the anode and the cathode. A fuel deficiency countermeasure is implemented for the anode and a fuel deficiency countermeasure is implemented for the cathode. As a result, the fuel cell suppresses a decline in performance caused by a fuel deficiency. | 10-01-2009 |
| 20100003549 | FUEL CELL, FUEL CELL SYSTEM, AND CONTROL METHOD OF FUEL CELL SYSTEM - A fuel cell stack includes: a first cell having a first fuel gas flow path; and a second cell having a second fuel gas flow path constructed to have a specific flow path structure having a higher potential for a decrease in concentration of a fuel gas than that of the first fuel gas flow path during power generation. A sensor is located on the second cell to detect a decrease in concentration of the fuel gas during power generation. In one exemplified structure, a groove formed on an anode separator of the second cell as the second fuel gas flow path has a restriction element to narrow the sectional area of flow passage. A hydrogen concentration sensor is located in a non-narrowed area in the downstream of the restriction element having a lower pressure level. Impurity gas discharge control discharges an anode off gas out of the fuel cell stack, in response to detection of a decrease in hydrogen concentration to or below a preset reference level by the hydrogen concentration sensor. This arrangement of the invention enables the effective use of the fuel gas and prevents deterioration of membrane electrode assemblies of the fuel cell stack by carbon oxidation in an anode dead end-type fuel cell system. | 01-07-2010 |
| 20100136447 | FUEL CELL SYSTEM - An IR resistance of each of unit cells is measured, and a highest unit cell voltage as a threshold voltage is set based on the IR resistance and load current. The setting of the highest unit cell voltage uses map data that approximates current-voltage characteristics of a unit cell when the fuel gas is insufficiently supplied. In that case, the highest unit cell voltage is determined based on the voltage with respect to the load current obtained from the map data, and the IR loss calculated from the IR resistance and the load current. This highest unit cell voltage is compared with the measured unit cell voltage. If the unit cell voltage is below the highest unit cell voltage, the power generation of the fuel cell is stopped or restrained. | 06-03-2010 |
| 20100239945 | MEMBRANE ELECTRODE ASSEMBLY AND POLYMER ELECTROLYTE MEMBRANE FUEL CELL - A membrane electrode assembly according to the invention includes a solid polymer electrolyte membrane and an electrode joined to each of two sides of the solid polymer electrolyte membrane. The solid polymer electrolyte membrane is such that some or all of the protons included in the entire solid polymer electrolyte membrane, a band region, or a non-power generating region are ion exchanged with one or more cations selected from among complex cations, class four alkylammonium cations, and high valence cations. In addition or alternatively, the solid polymer electrolyte membrane includes an organo-metalloxane polymer obtained by impregnating the entire solid polymer electrolyte membrane, the non-power generating region, or the band region with an organo-metalloxane monomer that includes an ammonium cation or a class four ammonium cation at its terminus and then hydrolyzing and polycondensing the organo-metalloxane monomer. | 09-23-2010 |
Manabu Kato, Kawasaki-Shi JP
| Patent application number | Description | Published |
|---|---|---|
| 20100141730 | SCANNING OPTICAL APPARATUS - A scanning optical apparatus includes a light source, a deflecting element for deflecting a beam of light emitted from the light source, an optical device for causing the beam of light emitted from the light source to be imaged into a linear shape long in the main scanning direction on the deflecting surface of the deflecting element. The optical device is comprised of a first optical element and a second optical element, and a third optical element for causing the beam of light deflected by the deflecting element to be imaged into a spot-like shape on a surface to be scanned. The third optical element includes a single lens, the opposite lens surfaces of which both include a toric surface of an aspherical surface shape in the main scanning plane, the curvatures of the opposite lens surfaces in the sub scanning plane being continuously varied from the on-axis toward the off-axis in the effective portion of the lens. | 06-10-2010 |
| 20110116148 | SCANNING OPTICAL APPARATUS - A scanning optical apparatus includes a light source, a deflecting element for deflecting a beam of light emitted from the light source, an optical device for causing the beam of light emitted from the light source to be imaged into a linear shape long in the main scanning direction on the deflecting surface of the deflecting element. The optical device is comprised of a first optical element and a second optical element, and a third optical element for causing the beam of light deflected by the deflecting element to be imaged into a spot-like shape on a surface to be scanned. The third optical element includes a single lens, the opposite lens surfaces of which both include a toric surface of an aspherical surface shape in the main scanning plane, the curvatures of the opposite lens surfaces in the sub scanning plane being continuously varied from the on-axis toward the off-axis in the effective portion of the lens. | 05-19-2011 |
Manabu Kato, Utsunomiya-Shi JP
| Patent application number | Description | Published |
|---|---|---|
| 20080304863 | OPTICAL SCANNING DEVICE AND IMAGE FORMING APPARATUS USING THE SAME - An optical scanning device includes a synchronism detecting element for detecting a light beam scanningly deflected by a deflecting surface of an optical deflector, to determine an image-writing start position of the light beam on a scan surface in a main-scan direction, and a synchronism detecting optical element for directing the light beam scanningly deflected by the optical deflector to the synchronism detecting element, wherein the synchronism detecting optical element is comprised of a prism having a plurality of reflecting surfaces being unified and having a power in a sub-scan direction, and wherein, in a sub-scan section, the prism is configured to place the deflecting surface of the optical deflector and a light-receiving surface of the synchronism detecting element in an optically conjugate relationship with each other. | 12-11-2008 |
| 20090051998 | OPTICAL SCANNING APPARATUS AND METHOD FOR ADJUSTING THE SAME - An optical scanning apparatus includes a light source having a light-emitting point; a light-beam converting unit configured to convert a state of a light beam emitted from the light-emitting point of the light source into another state; a deflecting unit configured to deflect and scan the light beam emitted from the light-beam converting unit, the deflecting unit including a resonant deflecting element having a single deflecting surface that reciprocates around an axis; and an imaging optical unit configured to cause the light beam deflected and scanned by the deflecting surface of the deflecting unit to form an image on a surface to be scanned. The distance between the light-emitting point of the light source and the light-beam converting unit is adjusted based on information obtained by a detector that detects the light beam emitted from the light source and deflected by the deflecting surface of the deflecting unit. | 02-26-2009 |
| 20090079810 | OPTICAL SCANNING APPARATUS AND IMAGE-FORMING APPARATUS USING THE SAME - An optical scanning apparatus includes a light source and a structure for performing light-power control for the light source, the structure including a light-power-detection optical unit that establishes an optically conjugate relationship between a deflecting surface of a deflecting unit and a light-receiving surface of a light-power detector in a main-scanning plane. Accordingly, the storage time of a light beam on the light-power-detection optical unit is increased and variation in the power of light emitted by the light source due to heat generated by the light source and environmental variation is accurately detected. | 03-26-2009 |
| 20090091732 | SCANNING OPTICAL DEVICE, IMAGE FORMING APPARATUS USING THE SAME, AND METHOD OF ADJUSTING SCANNING OPTICAL DEVICE - A scanning optical device including a plurality of light source devices | 04-09-2009 |
| 20090185826 | OPTICAL SCANNING DEVICE AND IMAGE FORMING APPARATUS USING THE SAME - An optical scanning device includes at least one scanning unit having a deflector for scanningly deflecting a light beam from a light source, and an imaging optical system for imaging the light beam scanningly deflected by the deflector upon a plurality of photosensitive drums, wherein, at each of a plurality of light paths extending from the deflector to the plurality of photosensitive drums, at least one reflection member for turning the light path into a sub-scan direction is provided, wherein the plurality of light paths are different in the number of the reflection members, wherein a polarization direction of a light beam incident on each reflection of the plurality of light paths is S-polarized at an optical axis of the imaging optical system, wherein the reflection surfaces of all the reflection members of the plurality of light paths have the same film structure, and wherein the difference among the plurality of light paths of a total turn angle defined by the reflection surface or surfaces of the reflection member or members in the sub-scan direction at the optical axis of said imaging optical system, is not greater than 40 degrees. | 07-23-2009 |
| 20090279919 | SCANNING OPTICAL DEVICE AND IMAGE FORMING APPARATUS USING THE SAME - A scanning optical device includes a deflector for scanningly deflecting a plurality of light beams from a plurality of light sources, and an imaging optical system for imaging the light beams upon a plurality of scan surfaces to be scanned, wherein at least one piece of reflecting element is provided at each of a plurality of light paths extending from the deflector toward the scan surfaces, wherein there are relations | 11-12-2009 |
| 20090279920 | OPTICAL SCANNING DEVICE AND IMAGE FORMING APPARATUS USING THE SAME - An optical scanning device includes a synchronism detecting element for detecting a light beam scanningly deflected by a deflecting surface of an optical deflector, to determine an image-writing start position of the light beam on a scan surface in a main-scan direction, and a synchronism detecting optical element for directing the light beam scanningly deflected by the optical deflector to the synchronism detecting element, wherein the synchronism detecting optical element is comprised of a prism having a plurality of reflecting surfaces being unified and having a power in a sub-scan direction, and wherein, in a sub-scan section, the prism is configured to place the deflecting surface of the optical deflector and a light-receiving surface of the synchronism detecting element in an optically conjugate relationship with each other. | 11-12-2009 |
Manabu Kato, Kosai-Shi JP
| Patent application number | Description | Published |
|---|---|---|
| 20090153000 | MOTOR, THERMISTOR, AND MANUFACTURING METHOD OF THE SAME - A thermistor device configures part of an electrical path from a motor feeder section to an armature. A recess defining wall defines an accommodating recess, which accommodates the thermistor device. The thermistor device includes a plate-like thermistor element. A first conductive plate and a second conductive plate sandwich the thermistor element. A pair of first projections | 06-18-2009 |
Manabu Kato, Shibata-Shi JP
| Patent application number | Description | Published |
|---|---|---|
| 20090148964 | METHOD FOR FORMING DIELECTRIC SiOCH FILM HAVING CHEMICAL STABILITY - A method for determining conditions for forming a dielectric SiOCH film, includes: (i) forming a dielectric SiOCH film on a substrate under conditions; (ii) evaluating the conditions using a ratio of Si—CH3 bonding strength to Si—O bonding strength of the film as formed in step (i); (iii) if the ratio is 2.50 % or higher, confirming the conditions, and if the ratio is less than 2.50 %, changing the conditions by changing at least one of the susceptor temperature, the distance between upper and lower electrodes, the RF power, and the curing time; and (iv) repeating steps (i) to (iii) until the ratio is 2.50 % or higher. | 06-11-2009 |
Manabu Kato, Nagoya-Shi JP
| Patent application number | Description | Published |
|---|---|---|
| 20080252303 | CAPACITANCE DETECTING APPARATUS - A capacitance detecting apparatus includes: a first on/off switch; a first reference capacitor; a second on/off switch; a third on/off switch; a first sensor electrode; a fourth on/off switch; a second reference capacitance; a fifth on/off switch; a sixth on/off switch; a second sensor electrode; a comparator; switch controlling means for alternately repeating a second switch operation and a third switch operation following a first switch operation; counting means for counting a number of times for repeating the second switch operation; and judging means for judging changes in capacitances related to the first and second sensor electrodes, based upon the number of times for repeating the second switch operation counted by the counting means before a level of voltage at the first input terminal and a level of voltage at the second input terminal are reversed. | 10-16-2008 |
| 20090009303 | COMMUNICATION SYSTEM FOR VEHICLE - A communication system for a vehicle includes a portable identification device including a portion for receiving an interrogation signal and a portion for transmitting an indication indicative signal responsive to the interrogation signal, multiple tire sensor devices each of which includes a portion for receiving an initiation signal and a portion for transmitting a condition indicative signal responsive to the initiation signal, multiple transmitting devices each of which emits the interrogation signal and the initiation signal for different conditions within a communication area, a receiving device for receiving the indication indicative signal and the condition indicative signal, and a central controller for unlocking a door lock device when the portable identification device is determined to be in an overlapped area based on a condition of the portable identification device, the overlapped area being defined between two adjacent communication areas and in which the door lock device is involved. | 01-08-2009 |
Manabu Kato, Hitachimirai JP
| Patent application number | Description | Published |
|---|---|---|
| 20080294331 | Method of Estimation of Traffic Information, Device of Estimation of Traffic Information and Car Navigation Device - There is provided a method and a device for accurately estimating traffic information of a link having no traffic information even if different types of roads are mixed. The device finds a parameter characterizing a damping curve of a quantity of change of relative speed based on stored traffic information for links on a city center side on a minimum-time cost route connecting the city center and suburbs, finds a quantity of change of relative speed of the link having no observed traffic information and estimates its traffic information based on the damping curve. The device also calculates a ratio of quantities of change of relative speed of two links whose road types change as a speed change similarity ratio and estimates traffic information of the link of a second road type from known traffic information of the link of a first road type by using that ratio. | 11-27-2008 |
Manabu Kato, Tsukuba Mirai-Shi JP
| Patent application number | Description | Published |
|---|---|---|
| 20090088963 | SYSTEM AND METHOD FOR GEOGRAPHIC INTERPOLATION OF TRAFFIC DATA - A method for geographic interpolation of traffic data in a vehicle navigation system in which the navigation system includes a map database divided into geographic meshes. Each mesh includes a plurality of road links of different types. That data also includes a first set of meshes containing traffic flow data while a mutually exclusive second set of meshes contains no such traffic flow data. A border between the first and second set of meshes is first identified and thereafter a blend zone of blend meshes is created by selecting at least one mesh adjacent the border so that the blend mesh is interposed between the first and second set of meshes. Thereafter, the traffic data for each type of road link in the blend mesh is adjusted to a value intermediate the first and second set of adjacent meshes for each type of road link and the blend mesh data is then stored. | 04-02-2009 |