TH

Takahiko Hirasawa

TO Toyota: 21 patents #1,063 of 26,838Top 4%
Nissan Motor Co.: 3 patents #2,303 of 8,689Top 30%
DE Denso: 2 patents #4,986 of 11,792Top 45%
Overall (All Time): #170,728 of 4,157,543Top 5%
24
Patents All Time

Issued Patents All Time

Showing 1–24 of 24 patents

Patent #TitleCo-InventorsDate
12103513 Vehicle controller Keiji Kaita, Kentaro Otokubo, Hirotaka OMISHA, Kimihiro Nakayama 2024-10-01
11783703 Traffic signal control system and in-vehicle controller Keiji Kaita 2023-10-10
11629302 Fuel production plant Keiji Kaita, Noriko Yasutani, Hideo Kato, Oji Kuno 2023-04-18
11603109 Vehicle Tomoko Oba, Takaharu Hori, Kenji Uchida 2023-03-14
11370451 Information providing system and information providing method Kenji Uchida, Tomoko Oba, Takaharu Hori 2022-06-28
11305770 Vehicle having controllable target driving force Keiji Kaita 2022-04-19
10618410 Motor vehicle Junmin Cao 2020-04-14
10407057 Hybrid vehicle Shingo Takinai, Yutaka Koyama, Junmin Cao, Kengou Yamamoto 2019-09-10
9698615 Electric vehicle and method of controlling electric vehicle Yoshinobu Sugiyama, Keiji Kaita, Yasuomi Takeuchi 2017-07-04
9676384 Hybrid vehicle and control method of hybrid vehicle Keiji Kaita 2017-06-13
9623868 Hybrid vehicle 2017-04-18
9555705 Vehicle Keiji Kaita, Takeshi Hoshiba 2017-01-31
9531312 Vehicle and method of controlling vehicle Masashi Yoshimi 2016-12-27
9242644 Electrically-powered vehicle Keiji Kaita 2016-01-26
9086142 Control device for vehicle Keiji Kaita, Nobuyuki Tanaka, Masaya Amano, Koji Hokoi, Masashi Yoshimi +1 more 2015-07-21
9086949 Control device for vehicle Keiji Kaita, Masaya Amano, Takeshi Hoshiba, Koji Hokoi, Masashi Yoshimi 2015-07-21
8972130 Control device for vehicle Keiji Kaita, Masaya Amano, Takeshi Hoshiba, Koji Hokoi 2015-03-03
8583309 Hybrid vehicle and control method of hybrid vehicle Keiji Kaita 2013-11-12
8247920 Power supply control device, method for controlling power supply device, and computer-readable storage medium storing program for causing computer to perform method for controlling power supply device 2012-08-21
7622879 Thermal protection apparatus and method for hybrid vehicles 2009-11-24
7573150 Power supply control device 2009-08-11
6349592 Intake air quantity calculating apparatus for an internal combustion engine with a variable valve timing control mechanism Yoshiaki Yoshioka, Hatsuo Nagaishi 2002-02-26
6328007 Internal cylinder intake-air quantity calculating apparatus and method for variable valve open/closure timing controlled engine Yoshiaki Yoshioka, Hatsuo Nagaishi 2001-12-11
6178934 System and method for controlling internal combustion engine Mikio Matsumoto, Hatsuo Nagaishi 2001-01-30