2750 patents
Design
Automobile converter cover
7 Dec 20
Hiroki Hoshida, Yuji Kawahara
Filed: 3 Mar 19
Utility
Evaporated fuel treatment device
7 Dec 20
An evaporated fuel treatment device includes a fuel tank that stores fuel for an internal combustion engine, a canister that adsorbs evaporated fuel generated in the fuel tank, a pump that pressurizes and depressurizes a diagnostic target system including the fuel tank, a pressure detection unit that detects pressure in the diagnostic target system, a fuel state detection unit that detects a state of the fuel in the fuel tank, a leakage diagnosis unit that diagnoses leakages of evaporated fuel from the diagnostic target system, the diagnostic target system based on a change in a detection value detected by the pressure detection unit when the pump pressurizes or depressurizes the diagnostic target system, and a diagnosis determination unit that determines whether the leakage diagnosis unit performs the diagnosis based on a change in a state detection value detected by the fuel state detection unit.
Taiki Yasuzaka
Filed: 18 Sep 19
Utility
Power control system for electric vehicle
7 Dec 20
A power control system supplies electric power to a plurality of power consumption devices which are provided to an electric vehicle.
Koji Sakai, Tomoyuki Sumi
Filed: 28 Mar 16
Utility
Mobile device position estimation system
7 Dec 20
A mobile device position estimation system includes: a vehicular system having a vehicle side transmitter transmitting an impulse signal, a vehicle side receiver receiving a response signal, and a vehicle side control unit outputting a transmission command signal of the impulse signal and receiving a notification signal of the response signal; and a mobile device having a mobile device side receiver receiving the impulse signal and a mobile device side transmitter transmitting the response signal.
Tetsuya Kusumoto, Koji Sakamoto
Filed: 14 May 19
Utility
Vehicle control device operating safety device based on object position
7 Dec 20
A vehicle control device including an acquisition unit for acquiring an object position detected by an object detection sensor, an identification determination unit for determining that a plurality of object positions relates the same object when the plurality of object positions is acquired by the acquisition unit, and a selection unit that selects a current target position from among the plurality of object positions based on the previous object position that was set as the operation target of a safety device in the case when the identification determination unit determines that the plurality of object positions relates to the same object, and an operation control unit for controlling the operation of the safety device based on the current target position.
Toru Takahashi, Yosuke Ito
Filed: 17 Jan 18
Utility
Vehicle device
7 Dec 20
A vehicle device applied to a vehicle is provided.
Yosuke Miyamoto
Filed: 31 Jan 17
Utility
Tire-mounted sensor and road surface condition estimation apparatus including the same
7 Dec 20
A tire-mounted sensor is mounted to a rear surface of a tread of a tire. the tire-mounted sensor includes: a vibration detector, a signal processor, a transmitter, and an activation controller.
Takatoshi Sekizawa, Masashi Mori, Ryosuke Kanbayashi
Filed: 8 Jan 19
Utility
Valve timing adjusting device
7 Dec 20
A single-row planetary bearing includes a single row of spherical rolling elements between an outer ring and an inner ring.
Makoto Otsubo, Hiroki Takahashi
Filed: 2 Jan 20
Utility
Valve timing adjustment device
7 Dec 20
A retard supply passage connects between a hydraulic oil supply source and a retard chamber through a hydraulic oil controller.
Tetsuro Mitsutani
Filed: 2 Jul 19
Utility
Valve timing adjustment device and check valve
7 Dec 20
When a supply check valve is opened, the supply check valve enables a flow of oil from an oil supply source toward a pressure accumulation space.
Tetsuro Mitsutani, Jing Xu
Filed: 2 Jul 19
Utility
Estimation device and control device for combustion system
7 Dec 20
A fuel passage leads a fuel from a pressure-accumulation vessel to a nozzle hole of a fuel injection valve.
Shinya Hoshi, Atsunori Okabayashi
Filed: 12 Sep 16
Utility
Apparatus for controlling air fuel ratio
7 Dec 20
An air fuel ratio control apparatus controls an air fuel ratio of an internal combustion engine.
Yoshihisa Ono, Hiroshi Suzuki
Filed: 18 Jun 18
Utility
Fuel injection pump
7 Dec 20
A fuel injection pump includes a cam rotating with a camshaft, a tappet reciprocating in response to rotation of the cam, a cylinder, a plunger, and a thrust washer.
Satoru Takamizawa
Filed: 4 Feb 20
Utility
Internal combustion engine ignition system
7 Dec 20
An internal combustion engine ignition system includes: a primary coil provided with a center tap; a third switching element that interrupts and conducts a primary current flowing from a voltage application unit to the center tap; a first switching element connected to one end on a first winding side; a second switching element connected to the other end on a second winding side; an ignition control circuit that controls operation of each of the above switching elements, thereby performing discharge generation control that allows an ignition plug to generate a spark discharge, and thereby interrupting and conducting the primary current flowing to the second winding to perform discharge maintenance control that maintains the spark discharge generated in the ignition plug; and a current circulation path that circulates a current flowing from the second winding to the second switching element.
Takashi Ohno
Filed: 17 Oct 19
Utility
Heat exchanger and manufacturing method for the same
7 Dec 20
A heat exchanger includes a stacked body that is configured by tubes stacked in a stacking direction and a header tank.
Syunsuke Tsubota, Takeshi Okinotani
Filed: 8 Sep 16
Utility
Airflow measuring device
7 Dec 20
A case is equipped to an intake passage where a mainstream of air flows toward an engine.
Akiyuki Sudou, Kengo Itou
Filed: 18 Apr 16
Utility
Operating-status diagnostic apparatus
7 Dec 20
An operating-status diagnostic apparatus includes a sensor unit and a control unit.
Norio Gouko, Atusi Sakaida, Toshihisa Taniguchi, Keiji Okamoto, Yoshihiko Shiraishi
Filed: 8 Nov 16
Utility
Head-up display device
7 Dec 20
A head-up display device is configured to project a display image in a vehicle onto a projection member that transmits an external real image to display the display image superimposed on the external real image for virtual image display visible to an occupant in the vehicle.
Ryo Yamaoka
Filed: 26 Jan 17
Utility
Head-up display device
7 Dec 20
A head-up display device displays a near virtual image and a far virtual image formed at different positions.
Yuichiro Hayakawa, Makoto Sakai, Takashi Takazawa
Filed: 7 Aug 19
Utility
Combiner and head-up display device
7 Dec 20
A combiner is fastened to a base in a mobile object with a fastening member having a planar seat surface.
Shinsuke Hisatsugu, Hiroshi Katayama
Filed: 23 Jan 17