MO

Masayuki Okamura

AC Aisan Industry Co.: 2 patents #23 of 109Top 25%
AK Aisan Kogyo Kabushiki Kaisha: 2 patents #232 of 642Top 40%
HC Hitachi Media Electronics Co.: 2 patents #79 of 214Top 40%
MA Makita: 2 patents #391 of 770Top 55%
HS Hitachi Automotive Systems: 1 patents #965 of 1,636Top 60%
HS Hitachi-Lg Data Storage: 1 patents #177 of 294Top 65%
AC Ajinomoto Co.: 1 patents #1,164 of 2,190Top 55%
HA Hitachi Astemo: 1 patents #649 of 1,276Top 55%
Overall (All Time): #397,478 of 4,157,543Top 10%
12
Patents All Time

Issued Patents All Time

Showing 1–12 of 12 patents

Patent #TitleCo-InventorsDate
12408586 Electric work machine Kazuya Okuma 2025-09-09
12316262 Technique for protecting motor in electric work machine from over temperature Dai Suzuki, Itsuku Kato 2025-05-27
11418686 Image pickup module and image pickup device Akihiro Yamaguchi, Chiemi KUBOTA, Hidenori Shinohara, Kenichi Takeuchi 2022-08-16
10850681 Vehicle-mounted optical device and vehicle-mounted optical system Chiemi KUBOTA, Akihiro Yamaguchi, Hidenori Shinohara, Kenichi Takeuchi 2020-12-01
10371369 Sealing of optical module with O-ring and liquid resin Yukio Sakigawa, Hiroaki Furuichi, Hiroshi Ogasawara, Kenji Watabe, Fumihito Ichikawa +1 more 2019-08-06
8400889 Optical pickup device having disc protector Akiko Mizushima, Hidenao Saito, Jun Hato, Kazumi Takahashi 2013-03-19
8118158 Sealed storage bag of multiple compartment structure Shoji Igota 2012-02-21
7873970 Optical pickup device and optical disc drive apparatus Satoshi Arai, Hiroaki Furuichi, Yoshio Oozeki, Rika Nomura, Kazumi Takahashi +1 more 2011-01-18
4679440 Throttle sensor for engine 1987-07-14
4275016 Variable venturi type carburetor Toshiharu Morino 1981-06-23
4254754 Air fuel ratio controller Shigetaka Takada, Kazumichi Naruse, Yukihiro Watanabe 1981-03-10
4216753 Fuel air mixture supply system for use in fuel-injection-type internal combustion engine Tokuta Inoue, Takatoshi Masui, Masaki Mitsuyasu, Shigetaka Takada 1980-08-12