KS

Koji Sumi

SE Seiko Epson: 73 patents #72 of 7,774Top 1%
DI Daikin Industries: 2 patents #1,262 of 2,957Top 45%
TC Toho Kasei Co.: 1 patents #17 of 37Top 50%
TL Tokyo Electron Limited: 1 patents #3,538 of 5,567Top 65%
TI Toray Industries: 1 patents #2,000 of 3,690Top 55%
SJ Seiko Epson Corporation, A Japanese: 1 patents #1 of 10Top 10%
MD Mitsubisih Denki: 1 patents #26 of 381Top 7%
Overall (All Time): #22,969 of 4,157,543Top 1%
79
Patents All Time

Issued Patents All Time

Showing 76–79 of 79 patents

Patent #TitleCo-InventorsDate
4895432 Display device having anti-reflective electrodes and/or insulating film Yukihiro Iwashita, Koichi Kamijo, Hideaki Okumura 1990-01-23
4737018 Display device having anti-reflective electrodes and/or insulating film Yukihiro Iwashita, Koichi Kamijo, Hideaki Okamura 1988-04-12
4718751 Optical panel and method of fabrication Koichi Kamijo, Yukihiro Iwashita 1988-01-12
4516183 Overcurrent relay Tadashi Matsuzaki 1985-05-07