SH

Shigemasa Hirooka

TO Toyota: 36 patents #380 of 26,838Top 2%
Yamaha Motor: 2 patents #855 of 2,310Top 40%
📍 Susono, JP: #66 of 1,238 inventorsTop 6%
Overall (All Time): #93,320 of 4,157,543Top 3%
36
Patents All Time

Issued Patents All Time

Showing 26–36 of 36 patents

Patent #TitleCo-InventorsDate
7107762 Secondary air supplying apparatus 2006-09-19
7107758 Failure diagnosis apparatus for secondary air supplier 2006-09-19
7073323 Secondary air supply apparatus and method for detecting abnormality thereof Mamoru Yoshioka 2006-07-11
7010908 Anomaly judgment apparatus for secondary air supply system Hiroyasu Koyama, Takeo Ogiso, Kenji Kimura, Keita Nakanishi 2006-03-14
6978600 Secondary air supply system and secondary air supply method 2005-12-27
6966177 Anomaly judgment apparatus for secondary air supply system Hiroyasu Koyama, Kenji Kimura, Takeo Ogiso, Keita Nakanishi 2005-11-22
6945035 Auxiliary air supplying system, and control methods and failure diagnostic methods thereof Mamoru Yoshioka 2005-09-20
6918245 Secondary air feeding apparatus and method of detecting abnormality in the apparatus Mamoru Yoshioka 2005-07-19
6912845 Internal combustion engine, control apparatus for internal combustion engine, and control method for internal combustion engine 2005-07-05
6832474 Exhaust gas purification device of internal combustion engine and method therefore Mamoru Yoshioka 2004-12-21
5873345 Idling speed controller and idling speed control method for internal-combustion engine 1999-02-23