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Goichi

Goichi Akanuma, Yokohama-Shi JP

Patent application numberDescriptionPublished
20090021744LIGHT PATH CIRCUIT APPARATUS AND RING LASER GYRO - A light path circuit apparatus suited for a small sized ring laser gyro, includes a base having a standard plane, one or more substrates laminated parallel against the standard plane in a direction orthogonal to the standard plane, a light source, wherein on the base and/or the one or more substrates, 3 or more reflective surfaces, having normal lines within a prescribed one plane orthogonal to the standard plane, are constituted parallel or with tilt by a prescribed angle to the standard plane, the light source is disposed to emit light within the prescribed one plane, and the light emitted from the light source circulates within the one plane in a forward and backward direction by three or more reflective surfaces and constitutes a light path circuit that laser oscillates.01-22-2009
20100033685LIGHTING DEVICE AND PROJECTION IMAGE DISPLAY UNIT - A lighting device, including a first light source emitting light of a first wavelength; a second light source close to the first source, emitting light of a second wavelength in almost a same direction as that of the first source; a third light source located emitting light of a third wavelength in a direction different from that of the first and second sources; a coupling optical system coupling light from the first and second sources; another coupling optical system coupling light from the third source; and a light path synthesizer synthesizing a light path of light from the first, second and third sources, wherein the light path synthesizer includes a first surface reflecting light from the first source and transmitting light from the second and third sources and a second surface unparallel with the first surface, reflecting light from the second source and transmitting light from the third source.02-11-2010
20100195180DEFLECTING MIRROR FOR DEFLECTING AND SCANNING LIGHT BEAM - The deflecting mirror includes a fixed base member; a mirror having a reflection surface; a support member swingably supporting the mirror; a pair of driving beam members, each having a first end connected with the fixed base member and a second end connected with the support member to support the support member from both sides; and a piezoelectric member fixed to each driving beam member and extending from the first or second end of each driving beam member while having length not longer than about half the length of the driving beam member. The piezoelectric member and the driving beam members constitute piezoelectric unimorph or bimorph structure. By applying voltage to the piezoelectric member, the driving beam members are driven at the same time in the same direction, thereby vibrating the support member in a direction perpendicular to the reflection surface of the mirror, resulting in swinging of the mirror.08-05-2010
20100309536OPTICAL DEFLECTOR, OPTICAL SCANNER, IMAGE FORMING APPARATUS, AND IMAGE PROJECTOR - An optical deflector, including a fixed base; a mirror having a light reflection surface; a pair of elastic support members oscillatably supporting the mirror; and a pair of drive beams formed of a beam-shaped member on which a piezoelectric is fixed, wherein the elastic support members and the drive beams in longitudinal directions are almost orthogonally located and connected with each other, other ends of the drive beams are fixed on the fixed base, the mirror and the pair of elastic support members are cantilevered by the pair of drive beams relative to the fixed base, and bending oscillation of the drive beams causes torsional deformation of the elastic members to rotationally oscillate the mirror.12-09-2010

Goichi Inoue, Shiga JP

Patent application numberDescriptionPublished
20100005961METHOD AND APPARATUS FOR CONDENSING OZONE GAS - The present invention provides a method and an apparatus for condensing ozone arranged so as to efficiently take out the ozone gas of a predetermined concentration, although its construction is simple. The method for condensing the ozone gas comprises acting ozone-oxygen mixture gas on an adsorbing cylinder which is filled in its interior area with an adsorbent so as to selectively adsorb the ozone gas to an adsorbent and desorbing the selectively adsorbed ozone gas so as to condense and purify the ozone gas. The method further includes acting the ozone-oxygen mixture gas on the adsorbent in non-cooled state to selectively adsorb the ozone gas to the adsorbent and vacuuming the adsorbing cylinder on performing desorption-operation of the ozone gas to desorb the ozone gas from the adsorbent.01-14-2010

Goichi Katayama, Saitama JP

Patent application numberDescriptionPublished
20100258078DIRECT FUEL-INJECTION ENGINE - In a direct fuel-injection engine equipped with a pentroof-shaped piston, cross-sectional shapes containing a piston central axis (Lp) of a cavity recessed in a central part of the piston having a top face with the height varying in the circumferential direction are set so as to be basically identical at each position in the circumferential direction (see broken line). Since the sizes of the cross-sectional shapes of the cavity thereby become different in a region further on the piston central axis (Lp) side than intersection points (e10-14-2010

Goichi Katayama, Wako-Shi JP

Patent application numberDescriptionPublished
20100147260DIRECT FUEL-INJECTION ENGINE - A direct fuel-injection engine includes a piston, a cavity recessed in a central part of a top face of the piston, and a fuel injector. At a main injection collision point of a fuel-injection axis when main injection is performed while the piston is near top dead center, a main injection collision angle formed between its tangent and the fuel-injection axis is set at an obtuse angle. Fuel colliding with the main injection collision point is deflected towards a cavity open end side. At a secondary injection collision point of the fuel-injection axis when performing secondary injection with the piston is further from top dead center, a secondary injection collision angle formed between its tangent and the fuel-injection axis is set at one of a right angle and an acute angle. Fuel colliding with the secondary injection collision point is deflected primarily in the circumferential direction of the cavity.06-17-2010

Goichi Kitadai, Suntou-Gun JP

Patent application numberDescriptionPublished
20100028062IMAGE HEATING APPARATUS - The present invention relates to an image heating apparatus in which a nip portion is formed by a heating unit, which includes a flexible sleeve and a heater, and a pressure roller. The position of the heating unit is appropriately maintained by pressing the heating unit against the pressure roller using a pressure member so that the heating unit can contact two or more portions of a downstream side rim of a groove arranged on a frame that holds the heating unit, even when the pressure roller is rotated.02-04-2010
20100104340IMAGE FORMING APPARATUS - In an image forming apparatus, the overall length of a heat generating resistor is set longer than the width of a recording paper, which is the greatest of widths of standard size recording papers that can be used on the image forming apparatus. An electrical resistance of an edge area of the heat generating resistor per unit length is set smaller than that of a center area of the heat generating resistor. The position of a boundary between the center area and the edge area is set so that the position of the side edge of the recording paper whose width is the greatest exists within the edge area and so that if the recording paper having the second greatest width is fed by a one edge-aligned paper feeding method, the position of the side edge of a recording paper whose width is the greatest of the widths of the standard size recording papers that can be used on the image forming apparatus except the width of the recording paper that is the greatest thereof is set at a position within the center area.04-29-2010

Goichi Kojima, Akita-Ken JP

Patent application numberDescriptionPublished
20080273274Magnetic detection element and manufacturing method thereof - Embodiments of the present invention help to suppress etching damage to a non-magnetic intermediate layer in manufacturing steps of a reproducing head. In one embodiment, a reproducing head has two junction insulating films between side ends of magnetoresistive sensor and hard bias films at both left and right of a track width direction of the magnetoresistive sensor. The reproducing head has first junction insulating films in addition to second junction insulating films. The first junction insulating film suppresses etching damage to the non-magnetic intermediate layer in the manufacturing steps of the reproducing head11-06-2008

Goichi Morikawa, Fussa-Shi JP

Patent application numberDescriptionPublished
20090190665IMAGE PLAYBACK APPARATUS AND CONTROL METHOD - According to one embodiment, an image playback apparatus which plays back data stream stored in a recording medium while decoding it, the apparatus includes a reading section which reads the data stream from the recording medium, a separation section which separates the data stream read by the reading section into audio data and video data, a memory including a first memory region allocated therein which temporarily stores the audio data output from the separation section and a second memory region allocated therein which temporarily stores the video data output from the separation section.07-30-2009
20100275164AUTHORING APPARATUS - An authoring apparatus includes: a storage module configured to store a plurality of face images while being correlated with time stamp information pieces; a display processing module configured to process the face images; a chapter generating module configured to generate chapter information for setting a chapter in the video data based on a selected time stamp information piece when one of the face images being displayed as the list is selected as a selected face image; a menu screen data generating module configured to generate menu screen data to be used for displaying a menu screen in which the selected face image is used as a button to jump to the chapter where the selected face image appears; and a converting module configured to generate converted data to be written on an optical disc, the converted data including the video data and the menu screen data.10-28-2010

Goichi Ono, Soka JP

Patent application numberDescriptionPublished
20090296851Pre-emphasis circuit - A pre-emphasis circuit which can improve a communication quality of a data transmission at low cost is provided. A current switch circuit, a current adder circuit, and transition detection circuits are provided in a transmitter of a data transmission system. The transition detection circuits detect transitions of transmission data signals which are a differential pair. The current switch circuit receives the transmission data signals, carries driving currents in accordance with the transmission data signals, and outputs output data signals which are a differential pair. The current adder circuit receives detection signals from the transition detection circuits, and adds driving currents in accordance with the detection signals to load resistors. By this means, output data signals in which the transitions are emphasized are inputted to a transmission line.12-03-2009

Goichi Yokoyama, Iruma JP

Patent application numberDescriptionPublished
20090174080SEMICONDUCTOR DEVICE - In order to improve the manufacturing yield of a semiconductor device having a three-dimensional structure in which a plurality of chips are stacked and attached to each other, the opening shape of each of conductive grooves (07-09-2009
20100090307MANUFACTURING METHOD OF SEMICONDUCTOR DEVICE AND SEMICONDUCTOR DEVICE - A structure obtaining a desired integrated circuit by sticking together a plurality of semiconductor substrates and electrically connecting integrated circuits formed on semiconductor chips of the respective semiconductor substrates is provided, and a penetrating electrode penetrating between a main surface and a rear surface of each of the semiconductor substrates and a penetrating separation portion separating the penetrating electrode are separately arranged. Thereby, after forming an insulation trench portion for formation of the penetrating separation portion on the semiconductor substrate, a MIS·FET is formed, and then, a conductive trench portion for formation of the penetrating electrode can be formed. Therefore, element characteristics of a semiconductor device having a three-dimensional structure can be improved.04-15-2010

Goichi Yoshidome, Emeryville, CA US

Patent application numberDescriptionPublished
20090107834CHALCOGENIDE TARGET AND METHOD - A sputtering target for a sputtering chamber comprises a sputtering plate composed of a chalcogenide material comprising an average yield strength of from about 40 MPa to about 120 MPa and a thermal conductivity of at least about 2.8 W/(m·K). In one version the sputtering plate is composed of a chalcogenide material with a stoichiometric ratio that varies by less than about 5% throughout the body of the sputtering plate. In another version, the sputtering plate is composed of a chalcogenide material having an average grain size of at least 20 microns, and an oxygen content of less than 600 weight ppm. The sputtering target is sputtered by applying a pulsed DC voltage to the sputtering target.04-30-2009
20100096255GAP FILL IMPROVEMENT METHODS FOR PHASE-CHANGE MATERIALS - Methods and apparatus are provided for depositing phase-change materials. In one embodiment, a method is provided for processing a substrate including positioning a substrate in a processing chamber having a phase change material-based target coupled to a first power source, one or more coils coupled to a second power source, a substrate support coupled to a third power source, providing a processing gas to the processing chamber, biasing the phase change material-based target with continuous DC or pulsed DC power, applying power to the coils to generate an inductively coupled plasma, applying a bias to the substrate support, sputtering material from the target, ionizing the sputtered materials, and depositing the sputtered materials on the substrate surface.04-22-2010

Patent applications by Goichi Yoshidome, Emeryville, CA US