AO

Akihiro Okamoto

AK Asahi Kasei Kabushiki Kaisha: 6 patents #45 of 1,220Top 4%
DE Denso: 6 patents #2,220 of 11,792Top 20%
ME Mebiol: 4 patents #3 of 10Top 30%
DK Denki Kagaku Kogyo: 4 patents #65 of 655Top 10%
Aisin Seiki Kabushiki Kaisha: 4 patents #844 of 3,782Top 25%
PA Panasonic: 3 patents #7,617 of 21,108Top 40%
KA Kaneka: 3 patents #437 of 1,525Top 30%
HS Hitachi Automotive Systems: 2 patents #689 of 1,636Top 45%
HC Hitachi Cable: 1 patents #530 of 1,086Top 50%
Mitsubishi Electric: 1 patents #15,491 of 25,717Top 65%
NS National Institute For Materials Science: 1 patents #361 of 901Top 45%
UN Unknown: 1 patents #29,356 of 83,584Top 40%
Overall (All Time): #89,269 of 4,157,543Top 3%
37
Patents All Time

Issued Patents All Time

Showing 26–37 of 37 patents

Patent #TitleCo-InventorsDate
7497210 Air-fuel ratio detection apparatus of internal combustion engine 2009-03-03
7409284 Apparatus for estimating air-fuel ratios and apparatus for controlling air-fuel ratios of individual cylinders in internal combustion engine Masayuki Kita, Keiji Wakahara 2008-08-05
7356985 Air-fuel ratio controller for internal combustion engine Yasuo Hirata, Keiji Wakahara 2008-04-15
7355278 Mold die for a semiconductor device Akiji Shibata, Yosuke Shimazaki, Kazumoto Komiya 2008-04-08
7243644 Apparatus for estimating air-fuel ratios and apparatus for controlling air-fuel ratios of individual cylinders in internal combustion engine Yujin Gotoda, Masayuki Kita 2007-07-17
5083186 Semiconductor device lead frame with rounded edges Kazuhisa Okada 1992-01-21
4965315 Thermoplastic resin composition Tetsuro Maeda 1990-10-23
4876145 Plated resin article Tetsuro Maeda, Fukuaki Wada, Susumu Ohoka 1989-10-24
4732807 Plated resin article Tetsuro Maeda, Fukuaki Wada, Susumu Ohoka 1988-03-22
4612253 Resin composition and plated article thereof Tetsuro Maeda, Kyoji Onaya 1986-09-16
4533698 Thermoplastic resin composition Tetsuro Maeda, Yoshimitsu Shimizu, Takashi Nomoto 1985-08-06
4461865 ABS Resin composition Tetsuro Maeda, Yasuo Yoshii, Isamu Nishinakagawa 1984-07-24