SS

Shigeru Shirai

Canon: 63 patents #420 of 19,416Top 3%
Sumitomo Electric Industries: 7 patents #3,987 of 21,551Top 20%
PA Panasonic: 5 patents #5,165 of 21,108Top 25%
KT Kabushiki Kaisha Toshiba: 1 patents #13,537 of 21,451Top 65%
Overall (All Time): #23,938 of 4,157,543Top 1%
78
Patents All Time

Issued Patents All Time

Showing 51–75 of 78 patents

Patent #TitleCo-InventorsDate
4536459 Photoconductive member having multiple amorphous layers Teruo Misumi, Kyosuke Ogawa, Junichiro Kanbe, Keishi Saitoh, Yoichi Osato 1985-08-20
4536460 Photoconductive member Junichiro Kanbe, Teruo Misumi, Keishi Saitoh, Yoichi Osato 1985-08-20
4529679 Photoconductive member Kyosuke Ogawa, Keishi Saitoh, Teruo Misumi, Junichiro Kanbe 1985-07-16
4525442 Photoconductive member containing an amorphous boron layer Junichiro Kanbe, Tadaji Fukuda 1985-06-25
4522905 Amorphous silicon photoconductive member with interface and rectifying layers Kyosuke Ogawa, Junichiro Kanbe, Keishi Saitoh, Yoichi Osato, Teruo Misumi 1985-06-11
4501807 Photoconductive member having an amorphous silicon layer Kyosuke Ogawa, Junichiro Kanbe, Keishi Saitoh, Yoichi Osato, Teruo Misumi 1985-02-26
4490454 Photoconductive member comprising multiple amorphous layers Teruo Misumi, Kyosuke Ogawa, Junichiro Kanbe, Keishi Saitoh, Yoichi Osato 1984-12-25
4490453 Photoconductive member of a-silicon with nitrogen Junichiro Kanbe, Tadaji Fukuda 1984-12-25
4486521 Photoconductive member with doped and oxygen containing amorphous silicon layers Teruo Misumi, Kyosuke Ogawa, Junichiro Kanbe, Keishi Saitoh, Yoichi Osato 1984-12-04
4483911 Photoconductive member with amorphous silicon-carbon surface layer Kyosuke Ogawa, Junichiro Kanbe, Keishi Saitoh, Yoichi Osato 1984-11-20
4465750 Photoconductive member with a -Si having two layer regions Kyosuke Ogawa, Junichiro Kanbe, Keishi Saitoh, Yoichi Osato 1984-08-14
4464451 Electrophotographic image-forming member having aluminum oxide layer on a substrate Junichiro Kanbe, Tadaji Fukuda 1984-08-07
4461820 Amorphous silicon electrophotographic image-forming member having an aluminum oxide coated substrate Junichiro Kanbe, Tadaji Fukuda 1984-07-24
4460669 Photoconductive member with .alpha.-Si and C, U or D and dopant Kyosuke Ogawa, Junichiro Kanbe, Keishi Saitoh, Yoichi Osato 1984-07-17
4460670 Photoconductive member with .alpha.-Si and C, N or O and dopant Kyosuke Ogawa, Junichiro Kanbe, Keishi Saitoh, Yoichi Osato 1984-07-17
4452875 Amorphous photoconductive member with .alpha.-Si interlayers Kyosuke Ogawa, Junichiro Kanbe, Keishi Saitoh, Yoichi Osato, Teruo Misumi 1984-06-05
4452874 Photoconductive member with multiple amorphous Si layers Kyosuke Ogawa, Junichiro Kanbe, Keishi Saitoh, Yoichi Osato, Teruo Misumi 1984-06-05
4443529 Photoconductive member having an amorphous silicon photoconductor and a double-layer barrier layer Junichiro Kanbe, Tadaji Fukuda 1984-04-17
4423133 Photoconductive member of amorphous silicon Junichiro Kanbe, Kyosuke Ogawa, Keishi Saitoh, Yoichi Osato 1983-12-27
4416962 Electrophotographic member having aluminum oxide layer Junichiro Kanbe, Tadaji Fukuda 1983-11-22
4414319 Photoconductive member having amorphous layer containing oxygen Junichiro Kanbe, Tadaji Fukuda 1983-11-08
4409308 Photoconductive member with two amorphous silicon layers Isamu Shimizu, Eiichi Inoue 1983-10-11
4405702 Electrophotographic image-forming member with ladder-type silicon resin layer Junichiro Kanbe, Shigeru Ohno 1983-09-20
4403026 Photoconductive member having an electrically insulating oxide layer Isamu Shimizu, Eiichi Inoue 1983-09-06
4394426 Photoconductive member with .alpha.-Si(N) barrier layer Isamu Shimizu, Eiichi Inoue 1983-07-19