YS

Yoshihiro Sukegawa

HI Hitachi: 38 patents #558 of 28,497Top 2%
HS Hitachi Automotive Systems: 11 patents #120 of 1,636Top 8%
HA Hitachi Astemo: 6 patents #91 of 1,276Top 8%
BK Babcock-Hitachi K.K.: 1 patents #20 of 70Top 30%
HC Hitachi Car Engineering Co.: 1 patents #275 of 465Top 60%
HH Hitachi High-Technologies: 1 patents #1,282 of 1,917Top 70%
Overall (All Time): #43,789 of 4,157,543Top 2%
56
Patents All Time

Issued Patents All Time

Showing 51–56 of 56 patents

Patent #TitleCo-InventorsDate
6570265 Hybrid vehicle driven by composit torque generated by an internal-combustion engine and an electric motor, and method of operating same Takuya Shiraishi, Toshiharu Nogi, Minoru Oosuga 2003-05-27
6557532 Fuel injection apparatus and method for cylinder injection type internal combustion engine Yoko Nakayama, Toshiharu Nogi, Takuya Shiraishi 2003-05-06
6499456 Cylinder injection engine and control apparatus and method thereof Toshiharu Nogi, Takuya Shiraishi, Yoko Nakayama, Noboru Tokuyasu, Yusuke Kihara +2 more 2002-12-31
6484690 Control equipment for internal combustion engines Noboru Tokuyasu, Toshiharu Nogi, Takuya Shiraishi, Yoko Nakayama, Yusuke Kihara 2002-11-26
6334427 Fuel injection method of a direct injection type internal combustion engine, a fuel injector, an internal combustion engine, and a combustion method Yoko Nakayama, Minoru Ohsuga, Toshiharu Nogi, Takuya Shiraishi, Noboru Tokuyasu +1 more 2002-01-01
6199534 Control equipment for internal combustion engines Noboru Tokuyasu, Toshiharu Nogi, Takuya Shiraishi, Yoko Nakayama, Yusuke Kihara 2001-03-13