SH

Shumpei Hasegawa

Honda Motor Co.: 81 patents #12 of 21,052Top 1%
HK Honda Giken Kogyo K.K.: 5 patents #12 of 311Top 4%
Sumitomo Electric Industries: 3 patents #7,735 of 21,551Top 40%
HK Honda Giken Kabushiki Kaisha: 1 patents #5 of 184Top 3%
📍 Niiza, JP: #3 of 316 inventorsTop 1%
Overall (All Time): #19,352 of 4,157,543Top 1%
87
Patents All Time

Issued Patents All Time

Showing 76–87 of 87 patents

Patent #TitleCo-InventorsDate
4399792 Air/fuel ratio control system for internal combustion engines, having engine warming-up detecting means Kazuo Otsuka, Shin Narasaka 1983-08-23
4393842 Air/fuel ratio control system for internal combustion engines, having atmospheric pressure compensating function Kazuo Otsuka, Shin Narasaka 1983-07-19
4393843 Air-fuel ratio feedback control system for internal combustion engines, having function of correcting position of air/fuel ratio control valve actuator Kazuo Otsuka, Shin Narasaka 1983-07-19
4383409 Air/fuel ratio control system for internal combustion engines, having function of detecting air/fuel ratio control initiating timing Kazuo Otsuka, Shin Narasaka 1983-05-17
4380988 Air/fuel ratio control system for internal combustion engines, having exhaust gas recirculation control function Kazuo Otsuka, Shin Narasaka 1983-04-26
4380985 Flow rate control system for fluid being supplied to an internal combustion engine, having initial position setting function for flow rate control valve actuator Kazuo Otsuka, Shin Narasaka 1983-04-26
4377142 Air/fuel ratio control system having an evaporated fuel purging control arrangement Kazuo Otsuka, Shin Narasaka 1983-03-22
4375797 Air/fuel ratio feedback control system for internal combustion engines Kazuo Otsuka, Shin Narasaka 1983-03-08
4375800 Control system for internal combustion engines, provided with an exhaust gas recirculation control having a fail safe function Kazuo Otsuka, Shin Narasaka 1983-03-08
4371822 Control device for pulse motors, having a fail safe function Kazuo Otsuka, Shin Narasaka 1983-02-01
4367713 Air/fuel ratio control system for internal combustion engines, having air/fuel control function at engine deceleration Kazuo Otsuka, Shin Narasaka 1983-01-11
4364359 Control system for internal combustion engines, having function of detecting abnormalities in engine speed signal detecting system Kazuo Otsuka, Shin Narasaka 1982-12-21