HO

Hiroshi Ohkawa

TC Tomy Kogyo Co.: 4 patents #25 of 149Top 20%
NC Nippon Seiki Co.: 3 patents #39 of 311Top 15%
PA Panasonic: 3 patents #7,617 of 21,108Top 40%
HC Hirose Electric Co.: 2 patents #163 of 407Top 45%
KO Komatsu: 1 patents #1,163 of 2,087Top 60%
HI Hitachi: 1 patents #17,742 of 28,497Top 65%
TL Toyota Central R&D Labs: 1 patents #823 of 1,657Top 50%
📍 Nisshin, JP: #9 of 24 inventorsTop 40%
Overall (All Time): #273,703 of 4,157,543Top 7%
17
Patents All Time

Issued Patents All Time

Showing 1–17 of 17 patents

Patent #TitleCo-InventorsDate
10637103 Sodium-sulfur battery 2020-04-28
9300012 Solid electrolyte secondary battery 2016-03-29
8796779 Semiconductor device Satoru Ito, Yoshiya Moriyama, Susumu Akamatsu 2014-08-05
8779524 Semiconductor device Yoshiya Moriyama, Hiromasa Fujimoto, Satoru Itou, Susumu Akamatsu 2014-07-15
7804146 Semiconductor device and method for fabricating the same Junji Hirase, Hisashi Ogawa, Kenji Yoneda 2010-09-28
6975066 Organic EL element Hitoshi Wakai, Jun Maruyama 2005-12-13
6542853 Life estimation device for engine and machine having heat source Taku Murakami, Ichio Ichikawa, Haruo Hashimoto, Koji Iijima, Fumihide Sato 2003-04-01
5483913 Floating structures and locking device thereof Takao Nonoyama 1996-01-16
5211571 Substrate connector Tatsuya Arai, Hirokatsu Yaegashi, Morio Suzuki, Hiroshi Kouzai 1993-05-18
5094633 Electrical contact terminal and method of making same Tatsuya Arai 1992-03-10
4743801 Light-emitting electroluminescent device Meiso Yokoyama, Makoto Takahashi 1988-05-10
4733488 Decorative display apparatus Meiso Yokoyama, Makoto Takahashi 1988-03-29
D293002 Toy vehicle 1987-12-01
4427418 Device for collecting particulates in exhaust gases Takeshi Kogiso 1984-01-24
D261161 Toy bear figurine 1981-10-06
D261162 Toy dog figurine 1981-10-06
D260795 Toy monkey figurine 1981-09-15