HT

Hirofumi Tsuchida

Nissan Motor Co.: 37 patents #55 of 8,689Top 1%
OC Olympus Optical Co.: 23 patents #85 of 2,334Top 4%
OL Olympus: 4 patents #1,098 of 3,097Top 40%
RS Renault S.A.S.: 4 patents #96 of 1,209Top 8%
Overall (All Time): #33,671 of 4,157,543Top 1%
65
Patents All Time

Issued Patents All Time

Showing 1–25 of 65 patents

Patent #TitleCo-InventorsDate
12055108 Control method and control device for internal combustion engine Katsuhito Takahashi, Mitsuhiro Akagi 2024-08-06
11939928 EGR control method and EGR controller Daisuke Takaki, Takayuki Hamamoto 2024-03-26
11623180 Catalytic converter Takayuki Hamamoto, Daisuke Takaki, Yuta Ishigaki 2023-04-11
11441497 Internal combustion engine control method and internal combustion engine control device Kengo Yonekura 2022-09-13
11378792 Optical system for microscope, and microscope in which same is used Kiyofumi Kano, Kazuo Kajitani 2022-07-05
10890126 Method for controlling internal combustion engine and device for controlling internal combustion engine Takayuki Hamamoto, Daisuke Suzuki 2021-01-12
10883429 Intake control method and intake control device for internal combustion engine Kengo Yonekura, Takayuki Hamamoto 2021-01-05
10465622 Engine control method and control device Kengo Yonekura, Takayuki Hamamoto 2019-11-05
10100759 Exhaust gas recirculation control device and exhaust gas recirculation control method Daisuke Takaki, Kazuhiko Sugawara 2018-10-16
9970368 EGR control device and EGR control method Daisuke Takaki, Kazuhiko Sugawara, Kenji Suzuki, Takayuki Sui 2018-05-15
9964055 Control device and control method of internal combustion engine Mitsuhiro Akagi, Ayumi Komiya 2018-05-08
9759165 Internal combustion engine Daisuke Takaki, Takeshi Tsuyuki 2017-09-12
9624824 Control device and control method for internal combustion engine Ayumi Komiya, Mitsuhiro Akagi 2017-04-18
8627789 Control apparatus for a cylinder direct-injection internal combustion engine Koji Hiraya, Daisuke Tanaka, Shunsuke Shigemoto 2014-01-14
8100098 Multi-link engine Naoki Takahashi, Masayuki Tomita, Kenshi Ushijima, Koji Hiraya, Shunichi Aoyama 2012-01-24
8100097 Multi-link engine Naoki Takahashi, Masayuki Tomita, Kenshi Ushijima, Koji Hiraya, Shunichi Aoyama 2012-01-24
7980207 Multi-link engine Naoki Takahashi, Masayuki Tomita, Kenshi Ushijima, Koji Hiraya, Shunichi Aoyama 2011-07-19
7801439 Image taking device having a detachable optical unit, an attachment and displacement detection unit, and a control unit responsive to attachment and displacement detection Hideki Nagata, Minoru Omaki, Toshiyuki Nagaoka 2010-09-21
7604423 Interchangeable-lens camera Hideki Nagata, Minoru Omaki, Toshiyuki Nagaoka 2009-10-20
7475675 In-cylinder direct fuel-injection engine Koji Hiraya, Masahiro Fukuzumi, Toshiya Kono 2009-01-13
7334547 Variable expansion-ratio engine Koji Hiraya, Ryosuke Hiyoshi, Daisuke Tanaka 2008-02-26
7188589 Direct injection internal combustion engine Akira Tayama, Koji Hiraya, Yutaka Matayoshi 2007-03-13
7121087 Exhaust emission control device of internal combustion engine Isamu Hotta, Toshikazu Shiino, Akira Tayama 2006-10-17
7086378 Direct fuel injection internal combustion engine Daisuke Tanaka, Koji Hiraya, Isamu Hotta 2006-08-08
7028662 Direct fuel injection engine Koji Hiraya, Isamu Hotta, Taisuke Shiraishi, Toshikazu Shiino 2006-04-18