KO

Keiji Okumura

FC Fuji Electric Co.: 39 patents #25 of 2,643Top 1%
Rohm Co.: 23 patents #78 of 2,292Top 4%
KS Kyocera Document Solutions: 9 patents #363 of 1,545Top 25%
KM Kyocera Mita: 8 patents #51 of 763Top 7%
MC Mita Industrial Co.: 5 patents #283 of 891Top 35%
UA University Of Arkansas: 1 patents #209 of 525Top 40%
OL Olympus: 1 patents #2,078 of 3,097Top 70%
OS Olympus Medical Systems: 1 patents #501 of 833Top 65%
Overall (All Time): #19,549 of 4,157,543Top 1%
86
Patents All Time

Issued Patents All Time

Showing 26–50 of 86 patents

Patent #TitleCo-InventorsDate
11063123 Silicon carbide semiconductor device and method of manufacturing silicon carbide semiconductor device Shin'ichi Nakamata, Masanobu Iwaya 2021-07-13
10998410 Semiconductor device 2021-05-04
10896896 Semiconductor device comprising PN junction diode and schottky barrier diode 2021-01-19
10840369 Semiconductor device and method of manufacturing same 2020-11-17
10840340 Silicon carbide semiconductor device and silicon carbide semiconductor circuit device Akimasa Kinoshita 2020-11-17
10833189 Semiconductor device 2020-11-10
10777677 Insulated gate semiconductor device and method of manufacturing same 2020-09-15
10777678 Semiconductor device 2020-09-15
10727318 Semiconductor device VDMOS having a gate insulating film having a high dielectric constant portion contacting the drift region for relaxing an electric field generated in the gate insulating film Mineo Miura, Yuki Nakano, Noriaki Kawamoto, Hidetoshi Abe 2020-07-28
10686066 Semiconductor device and method of manufacturing same 2020-06-16
10672874 Insulated-gate semiconductor device and method of manufacturing the same 2020-06-02
10600864 Semiconductor device Akimasa Kinoshita 2020-03-24
10559552 Semiconductor device comprising PN junction diode and Schottky barrier diode 2020-02-11
10529848 Insulated-gate semiconductor device and method of manufacturing the same 2020-01-07
10490633 Insulated-gate semiconductor device and method of manufacturing the same 2019-11-26
10483390 Insulated gate semiconductor device and method of manufacturing same 2019-11-19
10468509 Semiconductor device and method of manufacturing semiconductor device 2019-11-05
10236372 Silicon carbide semiconductor device and method of manufacturing silicon carbide semiconductor device Setsuko Wakimoto 2019-03-19
10164021 Silicon carbide semiconductor device 2018-12-25
10074634 Semiconductor device comprising PN junction diode and schottky barrier diode 2018-09-11
10009491 Image formation apparatus Hirofumi Kuroki, Mikiya Kitagawa 2018-06-26
10002952 Silicon carbide semiconductor device and method of manufacturing silicon carbide semiconductor device Yoshiyuki Sugahara 2018-06-19
9916076 Endoscopic image display device Koichi Hirose, Toshiya NISHIMURA 2018-03-13
9917074 Semiconductor device comprising PN junction diode and schottky barrier diode 2018-03-13
9679877 Semiconductor device comprising PN junction diode and Schottky barrier diode 2017-06-13