1
Shuji Tanaka, Shigehira Nakamura, Tuneaki Sakamoto, Yoshiaki Hirakata, Tetsuo Yamagata: Audio apparatus for vehicle. Honda Giken Kogyo Kabushiki Kaisha, Armstrong Nikaido Marmelstein & Kubovcik, December 10, 1985: US04558460 (54 worldwide citation)

An audio apparatus for a vehicle is disclosed having an audio signal generator, an amplifier operatively connected to the generator for amplifying an audio signal received from the generator, a speaker for emitting sounds and which is driven by the amplifier, a vehicle speed detector, and a gain con ...


2
Haruyasu Fujita, Yoshiaki Hirosawa, Kouichi Hikichi, Morio Sato, Yoshiaki Hirakata, Toshifumi Ito: Reverse drive for small vehicles. Honda Giken Kogyo Kabushiki Kaisha, Lyon & Lyon, September 26, 1989: US04869332 (30 worldwide citation)

A reverse drive for small vehicles in which an output shaft of a second motor, which is different from the internal combustion engine for running use, can be connected to the transmission line leading from the internal combustion engine to the rear wheel so as to rotate the rear wheel in reverse. Th ...


3
Yoshiaki Hirakata, Morio Sato, Atsuo Oota: Constant vehicle speed operation control method and device. Honda Giken Kogyo Kabushiki Kaisha, November 13, 1990: US04969531 (12 worldwide citation)

An auto cruise control method and device for a vehicle such as a motorcycle allows the vehicle to operate at a constant set speed while avoiding acceleration or deceleration shock after the auto cruise device is temporarily or permanently operated to change the vehicle speed. Therefore, a smoother r ...


4
Yoshiaki Hirakata, Masaya Adachi, Akihiko Hamazaki: Stroke judging device for a 4-cycle engine. Honda Giken Kogyo Kabushiki Kaisha, Birch Stewart Kolasch & Birch, April 30, 2002: US06378358 (9 worldwide citation)

A stroke judgment device includes a gear having a portion with no teeth, a pulse generator, an intake pipe internal pressure detecting device and an ECU. The ECU controls an injector(s) and the ignition timing of a spark plug(s). The ECU mainly includes a phase detecting device for detecting the pha ...


5
Atsuo Ohta, Yoshiaki Hirakata: Method of controlling speed of rotation of motor. Honda Giken Kogyo Kabushiki Kaisha, December 14, 1993: US05270623 (7 worldwide citation)

A method for controlling the speed of rotation of a motor by changing the resistance value of a resistor circuit connected in series to the motor and having discontinuous resistance values, including the steps of applying voltage across the motor. Detecting when the applied voltage is lower than a f ...


6
Kazumi Shibata, Yoshiaki Hirakata: Key switch system for a vehicle. Honda Giken Kogyo Kabushiki Kaisha, Nikaido Marmelstein Murray & Oram, August 5, 1997: US05653131 (7 worldwide citation)

In a key switch system for a vehicle, a plurality of tumblers 6 and a pair of cylinder pins engaging tumbler engagement grooves 1.sub.2 in an outer cylinder 1 are radially slidably carried in an inner cylinder 2 which is rotatably carried within the outer cylinder 1. If a key K is correctly and deep ...


7
Yoshiaki Hirakata, Masahiko Abe, Yasuo Iwata: Engine speed calculation apparatus. Honda Giken Kogyo Kabushiki Kaisha, Birch Stewart Kolasch & Birch, December 25, 2001: US06334094 (6 worldwide citation)

To provide an engine speed calculation apparatus which can facilitate calculation processing of the engine speed without being influenced by pulsation rotation in a low speed region of an engine. In a low speed region of an engine, a predetermined value is divided by a time required for rotation ove ...


8
Yoshiaki Hirakata, Masahiko Abe, Yasuo Iwata: Ignition timing control device for internal combustion engine. Honda Giken Kogyo Kabushiki Kaisha, Birch Stewart Kolasch & Birch, May 22, 2001: US06234147 (4 worldwide citation)

An ignition timing control device for an internal combustion engine is capable of preventing shock of an engine upon rapid acceleration by suitably controlling the ignition timing of the engine. When the width of the opening of a throttle valve is kept within a specific width for a first specific ti ...


9
Yuuichi Konno, Yoshiaki Hirakata, Kenichi Machida: Oxygen concentration sensor trouble discriminating apparatus. Keihin Corporation, Honda Giken Kogyo Kabushiki Kaisha, Arent Fox Kintner Plotkin & Kahn PLLC, October 24, 2000: US06135101 (3 worldwide citation)

An oxygen concentration sensor trouble discriminating apparatus in which a counter executes a counting operation every time a lean state of an air-fuel ratio is detected on the basis of an output signal of an oxygen concentration sensor for the first time after a feedback control operating state was ...


10
Tatsuo Hayashi, Yoshiaki Hirakata: Apparatus for detecting rotation angular positions of a rotor. A Giken Kogyo Kabushiki Kaisha, Birch Stewart Kolasch & Birch, September 20, 2005: US06946830 (2 worldwide citation)

A rotation-angular-position detecting apparatus of a rotor is capable of confirming an angular position of a rotation of the rotor within a relatively short period of time following a start of the rotation. The rotation-angular-position detecting apparatus includes a second rotor which rotates in a ...