EO

Eiichiro Ohata

HA Hitachi Astemo: 3 patents #267 of 1,276Top 25%
HI Hitachi: 2 patents #13,388 of 28,497Top 50%
HS Hitachi Automotive Systems: 2 patents #689 of 1,636Top 45%
Overall (All Time): #681,197 of 4,157,543Top 20%
7
Patents All Time

Issued Patents All Time

Showing 1–7 of 7 patents

Patent #TitleCo-InventorsDate
12292023 Control device for internal combustion engine 2025-05-06
11480498 Angle detection device and angle detection method Akihiro Komori 2022-10-25
11384709 Fuel injection control device and fuel injection control method 2022-07-12
10975797 Internal-combustion-engine control device 2021-04-13
8606484 Apparatus for measuring in-cylinder pressure 2013-12-10
7866306 Control apparatus of EGR control valve Shiro Yamaoka, Yoshihiro Sukegawa, Hiroaki Hoshika, Kaori Kashio 2011-01-11
7681560 Exhaust gas recirculation system Shiro Yamaoka, Jun Kubo, Noboru Tokuyasu, Toshiki Otsuki, Hiroaki Hoshika 2010-03-23