Inventors list |
Assignees list |
Classification tree browser |
Top 100 Inventors |
Top 100 Assignees |
Akihiro Tanaka
Akihiro Tanaka, Funabashi-Shi JP
| Patent application number | Description | Published |
|---|---|---|
| 20090163657 | Polymer Structure Whose Surface and/or Interface Is Modified, and Method for Producing the Same - There is provided a novel, simple, general-purpose technique capable of being applied to the modification of the polymer surface and/or interface. | 06-25-2009 |
| 20100048845 | Hyperbranched polymer and method for producing the same - Disclosed is a novel optically stable hyperbranched polymer whose molecular terminal can be derivatized with various compounds; and a method for producing such a polymer. Specifically disclosed is a hyperbranched polymer having a structure represented by Formula (1) | 02-25-2010 |
| 20100249350 | HYPERBRANCHED POLYMER HAVING NITROXYL GROUP - There is provided a hyperbranched polymer having a nitroxyl group. A hyperbranched polymer comprising at least one organic radical structure (nitroxyl group) of Formula (1), Formula (2) or Formula (3): | 09-30-2010 |
| 20110149367 | ELECTROCHROMIC MATERIAL - The present invention relates to an electrochromic polymer compound composed of a hyperbranched polymer having electrochromic characteristics derived from a quaternary pyridinium salt, a terephthalic acid diester or a biphenyl-4,4′-diester structure, and a varnish, a thin film structure and an electrochromic device that are obtained by the polymer compound. The electrochromic material has high response speed, high coloring efficiency, and excellent repetition stability and can be used for a long time, and has excellent solubility in various solvents. | 06-23-2011 |
| 20110183837 | METAL FINE PARTICLE DISPERSANT CONTAINING BRANCHED POLYMER COMPOUND HAVING AMMONIUM GROUP - There is provided a metal fine particle dispersant containing a branched polymer compound having an ammonium group. The metal fine particle dispersant of the present invention comprises a branched polymer compound having an ammonium group and having a weight average molecular weight of 500 to 5,000,000. The metal fine particle dispersant has the structure of Formula (1): | 07-28-2011 |
Akihiro Tanaka, Chiba JP
| Patent application number | Description | Published |
|---|---|---|
| 20100133483 | CARBON NANOTUBE SOLUBILIZER - A hyperbranched polymer containing, for example, a triarylamine structure represented by the formulae (10) to (13) below as a repeating unit, and having a weight average molecular weight of 750 to 4,000,000 is excellent in dissolving ability to carbon nanotubes. Consequently, by using such a hyperbranched polymer as a solubilizer, there can be obtained a composition wherein isolated carbon nanotubes are dissolved. | 06-03-2010 |
Akihiro Tanaka, Osaka JP
| Patent application number | Description | Published |
|---|---|---|
| 20080270799 | Contents Generator and Method - Time stamped streams respectively generated by an AV stream generating means and data stream generating means are combined by a time-stamped contents generating means. Consequently, a time-stamped contents stream is generated which synchronizes the processing of an AV stream and multimedia data. | 10-30-2008 |
| 20100088750 | TERMINAL APPARATUS, SERVER AND SYSTEM THEREOF - A terminal apparatus is provided which can guarantee operation of a use condition bytecode while securing the degree of freedom for a service provider generating the use condition bytecode. A terminal apparatus ( | 04-08-2010 |
| 20120046941 | DIGITAL VOICE COMMUNICATION CONTROL DEVICE AND METHOD - A digital audio communication control apparatus includes a first mixing unit that mixes a voice input from a voice input unit and uttered by a specific speaker with a voice input from a digital audio packet receiving unit and uttered by at least one speaker except for the specific speaker, and a second mixing unit that mixes the voices mixed by the first mixing unit with the voice of the specific speaker. The voices mixed by the second mixing unit are fed back to the specific speaker. | 02-23-2012 |
| 20120115368 | Contact, and card adaptor and card connector having the same - In a contact of the present invention, a first plate spring piece portion | 05-10-2012 |
Akihiro Tanaka, Nishio-Shi JP
| Patent application number | Description | Published |
|---|---|---|
| 20100038981 | ROTATING ELECTRIC MACHINE AND COOLING SYSTEM FOR THE ROTATING ELECTRIC MACHINE - Heat discharging property of the stator coil end is improved effectively in a rotating electric machine. A motor as the rotating electric machine includes a stator and a rotor. The stator includes a stator core and resin mold coil ends provided on both axial ends thereof. Column-shaped projections projecting in the axial direction are provided on axial side surfaces of resin mold coil ends at a plurality of positions. Cooling oil supplied from above the resin mold coil ends effectively cools the resin mold coil ends. | 02-18-2010 |
Akihiro Tanaka, Aichi-Ken JP
| Patent application number | Description | Published |
|---|---|---|
| 20090256437 | MOTOR MODULE - First and second connection mechanisms electrically connect power cables extending in the same direction to first and second electric motor neighboring to each other in the extending direction of the power cables, respectively. The first connection mechanism of the first electric motor is arranged in a radially outer portion, and the second connection mechanism of the second electric motor is arranged in a space between the electric motors. Since both the connection mechanisms are located on the opposite sides of a joint surface between the first and second casings accommodating the first and second motors, respectively, the first and second connection mechanisms can be components on the first and second casing sides, respectively. This structure can prevent increase in size in a rotation axis direction, and can improve assembly workability for the motors. | 10-15-2009 |
| 20110258840 | METHOD OF MANUFACTURING A STATOR - A stator provided with an annular stator core formed by annularly arranging split stator cores, and also with coils mounted to the stator core. The split stator cores each includes a yoke portion extending in a circumferential direction of the stator core and a stator tooth protruding from the yoke portion. On at least part of side surfaces of the stator tooth that are arranged in a circumferential direction of the stator core, a radial end surface of the stator tooth that is located radially inward of the stator core, and, of radial end surfaces of the yoke portion that are arranged in a radial direction of the stator core, the radial end surface at which the stator tooth is formed, a rough surface portion is formed having surface roughness greater than that of circumferential end surfaces of the yoke portion that are located in a circumferential direction of the stator core. | 10-27-2011 |
Akihiro Tanaka, Toyota-Shi JP
| Patent application number | Description | Published |
|---|---|---|
| 20090153117 | LOAD CONTROLLER - A load controller includes: an input circuit which detects that a drive instruction signal is less or equal to a first input threshold value; a constant current source activated in accordance with a detection by the input circuit; a PWM signal generating unit that is activated by the constant current source and generates a PWM signal; a comparator that is activated by the constant current source and compares the drive instruction signal with a second input threshold value set to be lower than the first input threshold value; a logic calculation unit that carries out a logic calculation of the PWM signal with a compared result of the comparator; a drive control unit that operates in accordance with an output from the logic calculation unit to generate a PWM drive control signal; and a load driving element that is driven by the PWM drive control signal to control a load. | 06-18-2009 |
| 20090153235 | LOAD CONTROLLER - A load controller includes: a first input circuit which detects that a drive instruction signal by an operation of a drive instructing unit is less or equal to a first input threshold value; a first constant current source activated in accordance with the detection; a PWM signal supply unit that is activated by the first constant current source and supplies a PWM signal having a prescribed frequency and a duty ratio; a constant control signal supply unit that supplies a constant control signal during failure of the first input circuit or the first constant current source; a drive control unit that generates a PWM drive control signal in accordance with the PWM signal and generates a constant drive control signal in accordance with the constant control signal; and a load driving element that is controlled by the PWM drive or constant drive control signal to drive a load. | 06-18-2009 |
Akihiro Tanaka, Anjo-City JP
| Patent application number | Description | Published |
|---|---|---|
| 20090115274 | Automotive alternator having brush device covered with surrounding wall - An alternator for generating electric power is mounted on an automotive vehicle. The alternator includes a housing, a stator fixed in the housing, a rotor driven by an engine of the automotive vehicle, and electric components such as a brush holder. The brush holder is mounted on a rear surface of a rear frame constituting the housing and is covered with a rear cover fixed to the rear frame. The rear cover includes a surrounding wall covering the brush device to prevent water from reaching a brush area. The surrounding wall is composed of plural partial walls having respective radiuses from a rotational axis of the rotor. The surrounding wall may be continuously made by the partial walls. Alternatively, openings for draining water may be formed in the partial walls positioned downward of the rotational axis of the rotor. | 05-07-2009 |
Akihiro Tanaka, Kanagawa JP
| Patent application number | Description | Published |
|---|---|---|
| 20120011674 | COSMETIC APPLICATOR - To provide a user-friendly and easy-to-use cosmetic applicator equipped with a brush section having thin, tapered, plastic brush fibers each having a round cross section and a rounded tip, yet the brush as a whole having adequate stiffness, not too stiff nor too soft for applying a cosmetic without hurting facial skin. A cosmetic applicator has an applicator shaft | 01-19-2012 |
Akihiro Tanaka, Yao-Shi JP
| Patent application number | Description | Published |
|---|---|---|
| 20120196468 | CONNECTOR - The invention provides a connector including first and second beams, first and second conductive plates, and an urging device. The first and second beams extend substantially in parallel with each other and include first and second accommodating recesses, respectively. The first and second recesses are opposed to each other and open toward distal end sides of the first and second beams. The first and second conductive plates are to be accommodated in the first and second accommodating recesses, respectively, and removably insertable from the distal end sides into the first and second accommodating recesses, respectively. The urging device urges the first and second conductive plates in directions close to each other. | 08-02-2012 |