YA

Yoshihiko Akagi

HS Hitachi Automotive Systems: 13 patents #88 of 1,636Top 6%
HA Hitachi Astemo: 10 patents #26 of 1,276Top 3%
HI Hitachi: 6 patents #6,582 of 28,497Top 25%
HC Hitachi Car Engineering Co.: 3 patents #152 of 465Top 35%
Nissan Motor Co.: 1 patents #4,519 of 8,689Top 55%
📍 Hitachinaka, JP: #147 of 2,447 inventorsTop 7%
Overall (All Time): #126,961 of 4,157,543Top 4%
29
Patents All Time

Issued Patents All Time

Showing 1–25 of 29 patents

Patent #TitleCo-InventorsDate
12378927 In-vehicle control device and method for controlling internal combustion engine Yoshihiro Sukegawa, Kengo Kumano, Kazuhiro ORYOJI 2025-08-05
12215643 Control device for internal combustion engine Kazuhiro ORYOJI 2025-02-04
12173666 Throttle valve control device Hidefumi Hatsuzawa, Hiroyuki Ota, Takuya Tanaka, Makoto Kawano 2024-12-24
12123366 Internal combustion engine control device Kazuhiro ORYOJI 2024-10-22
11898508 Internal combustion engine control device Shinya Matohara, Kazuhiro ORYOJI 2024-02-13
11635036 Signal processing device, and engine control device 2023-04-25
11629683 Internal combustion engine control device Kazuhiro ORYOJI, Takayasu Matsushita 2023-04-18
11371480 Control device Kazuhiro ORYOJI, Hidefumi Iwaki 2022-06-28
11365699 Internal combustion engine control device Kunihiko Suzuki, Shinya Matohara 2022-06-21
11261811 Signal processing device, and engine control device 2022-03-01
11067022 Knocking detection apparatus and internal combustion engine control apparatus Masashi SEIMIYA, Seiji Asano, Wataru Katou, Masanori Nukui, Masahiro Sato 2021-07-20
10900426 Control device Seiji Asano, Shinya Matohara, Kazuhiro ORYOJI, Kunihiko Suzuki 2021-01-26
10677183 Internal combustion engine control apparatus Seiji Asano, Kazuhiro ORYOJI 2020-06-09
10465619 Control device that stops fuel injection to an engine during coasting Yoichi Iihoshi, Toshio Hori, Shinsaku Tsukada 2019-11-05
10408155 Onboard control device Shigemi Oono, Shinsaku Tsukada, Sadato Horiuchi 2019-09-10
10400738 Control device for internal combustion engine Kazuhiro ORYOJI 2019-09-03
10371075 Control apparatus for internal combustion engine Shinya Matohara, Seiji Asano, Kazuhiro ORYOJI 2019-08-06
10309366 Engine control device Masashi SEIMIYA 2019-06-04
10280855 Control device for internal combustion engine Kazuhiro ORYOJI 2019-05-07
10174700 Onboard control device Shigemi Oono, Shinsaku Tsukada, Sadato Horiuchi 2019-01-08
9702779 Engine control device Kengo Kumano, Takuya Shiraishi, Kenichiroh Ogata 2017-07-11
8340926 Internal combustion engine control apparatus Takuto Okamoto 2012-12-25
8181628 Throttle valve controller for internal combustion engine Hidefumi Iwaki, Kenji Ono 2012-05-22
8033266 Throttle valve controller for internal combustion engine Hidefumi Iwaki, Kenji Ono 2011-10-11
7882735 Thermal air flowmeter Keiji Hanzawa, Takuto Okamoto, Kohei Suseki, Takeshi Morino 2011-02-08