KK

Kengo Kumano

HI Hitachi: 10 patents #4,206 of 28,497Top 15%
HA Hitachi Astemo: 6 patents #91 of 1,276Top 8%
HS Hitachi Automotive Systems: 4 patents #412 of 1,636Top 30%
Overall (All Time): #216,288 of 4,157,543Top 6%
20
Patents All Time

Issued Patents All Time

Showing 1–20 of 20 patents

Patent #TitleCo-InventorsDate
12378927 In-vehicle control device and method for controlling internal combustion engine Yoshihiro Sukegawa, Yoshihiko Akagi, Kazuhiro ORYOJI 2025-08-05
12140093 Electronic control device for mixed hydrogen combustion, and method for controlling hydrogen mixing ratio Atsushi Shimada, Yoshihiro Sukegawa 2024-11-12
12017648 Vehicle control device Yuuki Okuda, Takashi Okada 2024-06-25
11834050 System and method for predictive pre-warming control of hybrid electric vehicles (HEV) Ragesh R, Shin Yamauchi, Kazuhiro ORYOJI 2023-12-05
11603819 Internal combustion engine control device and ignition device Kazuhiro ORYOJI, Masayuki Saruwatari 2023-03-14
11364909 Vehicle control device Yoichi Iihoshi, Takashi Okada, Yuuki Okuda 2022-06-21
11333060 Control device Masayuki Saruwatari 2022-05-17
9702779 Engine control device Yoshihiko Akagi, Takuya Shiraishi, Kenichiroh Ogata 2017-07-11
9010302 Control apparatus of a direct injection gasoline engine Yoshihiro Sukegawa, Yusuke Kihara, Takashi Okamoto 2015-04-21
8464687 Control device for compressed self-ignition type internal combustion engine Hiromu Kakuya, Shiro Yamaoka 2013-06-18
8387587 Control unit for direct injection engine Kenichiroh Ogata, Yoshihiro Sukegawa 2013-03-05
8224555 Control apparatus of spark ignition internal combustion engine Yoshihiro Sukegawa, Shiro Yamaoka 2012-07-17
8078387 Control apparatus for spark-ignition engine Shiro Yamaoka, Hiromu Kakuya, Yoshihiro Sukegawa 2011-12-13
8050846 Apparatus and method for controlling engine Hiromu Kakuya, Shiro Yamaoka 2011-11-01
7957887 Engine controller Hiromu Kakuya, Shiro Yamaoka 2011-06-07
7848869 Controller of internal combustion engine of compression ignition combustion type Hiromu Kakuya, Shiro Yamaoka 2010-12-07
7769525 Apparatus and method for controlling a homogeneous charge compression-ignited internal-combustion engine Hiromu Kakuya, Shiro Yamaoka 2010-08-03
7412967 Engine controller Shiro Yamaoka, Hiromu Kakuya 2008-08-19
7367310 Controller for compression ignition engine Hiromu Kakuya, Shiro Yamaoka 2008-05-06
7325535 Engine controller Shiro Yamaoka, Hiromu Kakuya 2008-02-05