SO

Shoichi Ozeki

HI Hitachi: 5 patents #7,555 of 28,497Top 30%
HC Hitachi Haramachi Electronics Co.: 3 patents #5 of 64Top 8%
HS Hitachi Haramachi Semi-Conductor: 2 patents #16 of 40Top 40%
Overall (All Time): #1,042,167 of 4,157,543Top 30%
5
Patents All Time

Issued Patents All Time

Showing 1–5 of 5 patents

Patent #TitleCo-InventorsDate
6580108 Insulated gate bipolar transistor decreasing the gate resistance Tomoyuki Utsumi, Koichi Suda 2003-06-17
6040827 Driver circuit, driver integrated circuit, and display device and electronic device using the driver circuit and driver integrated circuit Kazuhiro Shiina, Koji Kawamoto, Masato Miura, Hitoshi Ohura, Noboru Akiyama +3 more 2000-03-21
5818281 Semiconductor circuit having turn-on prevention capability of switching semiconductor device during off cycle thereof by undesired transient voltages Hitoshi Ohura, Koji Kawamoto 1998-10-06
5184272 High-side switch with overcurrent protecting circuit Koichi Suda, Hitoshi Matsuzaki, Masayuki Wada 1993-02-02
4665505 Write circuit for use in semiconductor storage device Nobuaki Miyakawa, Yoshiaki Yazawa, Kinya Mitsumoto 1987-05-12