954 patents
Utility
In-vehicle network system
16 Jan 24
A network hub device used for building a simple network configuration in an in-vehicle network system is provided.
Sadahisa Yamada, Yoshimasa Kurokawa, Tetsuhiro Yamashita, Masaaki Shimizu
Filed: 10 Jul 20
Utility
Suspension subframe structure
16 Jan 24
Provided is a suspension subframe structure that can activate a load path using an extension frame in an impact while avoiding increase in vehicle weight and also enables a suspension subframe to disengage from a vehicle body when an impact load is too large to be absorbed by the extension frame alone.
Hiroyuki Okamoto, Masaaki Tanaka, Fumihiro Kurohara
Filed: 13 Sep 19
Utility
Electric vehicle HVAC system which cools battery and controls grille shutter based on coolant pressure
9 Jan 24
Coolant flowing from a compressor passes through a heat exchanger and opening-degree adjustable type of expansion valves for heating, and an external heat exchanger.
Yasuhiko Nakahara, Masaaki Tanaka, Taiki Shigemori, Masaki Nishino
Filed: 30 Dec 20
Utility
In-vehicle equipment control device
9 Jan 24
To reduce the man-hours of software development when vehicle types are deployed an in-vehicle equipment control device includes a CPU and a memory.
Yusuke Nakaya
Filed: 28 Jan 21
Utility
Fe-based sintered body, Fe-based sintered body production method, and hot-pressing die
2 Jan 24
Provided is a Fe-based sintered body which has both of a high hardness and a high thermal conductivity and which can be more stably produced.
Kazuhiro Matsugi, Yujiao Ke, Zhefeng Xu, Kenjiro Sugio, Yongbum Choi, Gen Sasaki, Hajime Suetsugu, Hiroki Kondo, Hideki Manabe, Kyotaro Yamane, Kenichi Hatakeyama, Keizo Kawasaki, Tsuyoshi Itaoka, Shinsaku Seno, Yasushi Tamura, Ichirou Ino, Yoshihide Hirao
Filed: 24 Jul 19
Utility
Wheelchair
2 Jan 24
A wheelchair includes a seating portion on which a wheelchair user sits, a body frame that supports the seating portion, a pair of rear wheels and a pair of front wheels rotatably supported by the body frame, and a seat back portion capable of changing the inclination angle with respect to the seating portion.
Takashi Iwase, Isao Toda
Filed: 12 Feb 21
Utility
Vehicle body structure
2 Jan 24
A vehicle body structure includes a front floor panel provided on a vehicle front side and a rear floor panel provided at the rear of the front floor panel.
Isao Toda, Takayuki Kimura, Takehiro Kamei, Hiroshi Tanaka, Haruo Ohe, Masaya Hiramatsu, Masanobu Fukushima, Takao Fukuda, Hironobu Hashiguchi, Hiroyuki Baba
Filed: 26 Jan 22
Utility
Vehicle travel control device
2 Jan 24
A vehicle travel control device includes computation circuitry, and a device controller that controls actuation of a traveling device mounted on a vehicle, based on a result from the computation circuitry.
Shinsuke Sakashita, Daisuke Horigome, Masato Ishibashi, Eiichi Hojin
Filed: 24 Sep 21
Utility
Engine room heat exhausting structure
2 Jan 24
An engine room heat exhausting structure configured to discharge heat from an engine room, is provided.
Shinji Yamauchi, Syouta Yamada, Michio Saito, Masayoshi Enomoto, Yuki Ikawa
Filed: 9 Feb 21
Utility
Front body structure of vehicle
2 Jan 24
A front body structure of a vehicle includes a dash member that extends in a vehicle width direction and separates a vehicle interior from an engine room, a pair of left and right front side frames that extend from left and right end portions of the dash member, and a pair of left and right suspension towers that are fixed to the pair of front side frames and support the upper portions of dampers of a suspension device.
Kenji Nishida, Chikara Kawamura
Filed: 2 Feb 22
Utility
Corrosion resistance test method for coated metal material and water-containing material for use therein
2 Jan 24
A corrosion resistance test method for a coated metal material that includes a metal base and a surface treatment film, includes the steps of: disposing one or more water-containing material holders each holding a water-containing material to be in contact with the surface treatment film and one or more electrodes to be in contact with the water-containing material, and electrically connecting, with an external circuit, between the one electrode and the metal base, or between the electrodes; and supplying a current between the one electrode and the metal base, or between at least one of the electrodes and at least one of the other electrodes, as an anode and a cathode, to bring corrosion of the coated metal material to progress.
Teruaki Asada, Katsunobu Sasaki, Tatsuya Ezaki, Tsutomu Shigenaga, Akihide Takami
Filed: 21 Sep 21
Utility
Method of controlling engine, and engine system
2 Jan 24
A method of controlling an engine is provided, which includes the steps of injecting main fuel by a fuel injector during an intake stroke or a compression stroke, providing a mixture gas containing fuel and air inside a cylinder, applying by an ignition device a high voltage between electrodes of a spark plug at a timing when the mixture gas is not ignited, detecting a parameter related to a current value of an electric-discharge channel generated between the electrodes, determining by a controller whether the detected parameter is within a range between a first threshold and a second threshold to determine a flowing state of a vortex inside the cylinder, operating the spark plug to carry out a supplemental ignition when the parameter is determined to be outside the range, and igniting the mixture gas by operation of the spark plug after the supplemental ignition.
Noriyuki Ota, Yoshihisa Nou
Filed: 26 Oct 21
Utility
Engine intake sound amplifier
2 Jan 24
An intake sound amplifier amplifies intake sound that is transmitted from an engine mounted in an engine compartment of a vehicle to a cabin.
Yousuke Iwasaki, Satoshi Kusumoto, Shin Kodama
Filed: 30 Nov 22
Utility
Friction engagement device and method of forming the same
2 Jan 24
A friction engagement device of an automatic transmission is provided with a cylindrical drum part supporting an annular friction plate.
Takayuki Ikemoto
Filed: 21 Apr 22
Utility
External environment recognition apparatus for mobile body
2 Jan 24
In a device (1) for recognizing an external environment of a moving body, an image processing unit (10) generates image data indicating the external environment of the moving body.
Daisuke Horigome, Daisuke Hamano
Filed: 16 Mar 20
Utility
Control apparatus for electric vehicle
19 Dec 23
A control apparatus for an electric vehicle includes a first motor (traveling motor) for traveling, a battery (high-voltage battery), a second motor (generator motor) for electricity generation, an engine (rotary engine), a first controller (engine ECU), a second controller (motor ECU), and a sensor (voltage-current sensor).
Hiroyuki Saito
Filed: 16 May 22
Utility
Vibration damping structure
19 Dec 23
A vibration damping structure includes a panel which is a structure and a damping member joined to the panel.
Kaito Nakamura, Miho Kurata, Sakayu Terada, Shuhei Narita, Daisuke Yamada, Toshitaka Miyoshi
Filed: 9 Feb 22
Utility
Control method for vehicle, vehicle system, and vehicle controller
12 Dec 23
In a control method for a vehicle and a vehicle controller that add deceleration to a vehicle so as to control a vehicle posture when a turning operation of a steering system is performed, the deceleration is appropriately set on the basis of an operation of a single pedal.
Daisuke Umetsu, Osamu Sunahara, Daisaku Ogawa
Filed: 29 Jan 19
Utility
Control device for engine
12 Dec 23
A control device for an engine is provided, which includes a combustion chamber formed by a cylinder and a piston, an intake air amount adjuster that adjusts an intake air amount supplied to the combustion chamber, a controller switchable of a combustion mode between a fuel-lean first combustion mode and a stoichiometric second combustion mode based on an engine operating state, and an intake air cooler that cools the intake air supplied to the combustion chamber.
Tohru Hokazono, Kota Maekawa, Masaharu Marumoto, Kazuaki Narahara, Chinami Morishima
Filed: 19 Aug 22
Utility
Vehicle gear-shifting control apparatus
5 Dec 23
A vehicle gear-shifting control apparatus is equipped with an engine, a motor, an automatic transmission, a friction brake system, and a controller which executes, during deceleration during which the friction brake system is distributing a braking force to front and rear wheels, a regeneration control of imparting a regenerative braking torque to the rear wheels and a gear-shifting control of changing a shift stage of the automatic transmission by outputting a gear-shifting signal in accordance with the rotation speed of an input shaft to the transmission.
Makoto Yamada, Tooru Uematsu, Atsushi Yamasaki
Filed: 24 Mar 23