Issued Patents All Time
Showing 101–125 of 144 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4529679 | Photoconductive member | Kyosuke Ogawa, Shigeru Shirai, Keishi Saitoh, Teruo Misumi | 1985-07-16 |
| 4525442 | Photoconductive member containing an amorphous boron layer | Shigeru Shirai, Tadaji Fukuda | 1985-06-25 |
| 4522905 | Amorphous silicon photoconductive member with interface and rectifying layers | Kyosuke Ogawa, Shigeru Shirai, Keishi Saitoh, Yoichi Osato, Teruo Misumi | 1985-06-11 |
| 4511239 | Developing device | Nagao Hosono | 1985-04-16 |
| 4501807 | Photoconductive member having an amorphous silicon layer | Shigeru Shirai, Kyosuke Ogawa, Keishi Saitoh, Yoichi Osato, Teruo Misumi | 1985-02-26 |
| 4490454 | Photoconductive member comprising multiple amorphous layers | Teruo Misumi, Kyosuke Ogawa, Keishi Saitoh, Yoichi Osato, Shigeru Shirai | 1984-12-25 |
| 4490453 | Photoconductive member of a-silicon with nitrogen | Shigeru Shirai, Tadaji Fukuda | 1984-12-25 |
| 4486521 | Photoconductive member with doped and oxygen containing amorphous silicon layers | Teruo Misumi, Kyosuke Ogawa, Keishi Saitoh, Yoichi Osato, Shigeru Shirai | 1984-12-04 |
| 4483911 | Photoconductive member with amorphous silicon-carbon surface layer | Kyosuke Ogawa, Shigeru Shirai, Keishi Saitoh, Yoichi Osato | 1984-11-20 |
| 4473627 | Developing method for developer transfer under electrical bias and apparatus therefor | Tsutomu Toyono, Nagao Hosono, Tohru Takahashi | 1984-09-25 |
| 4472492 | Method for fabricating and annealing an electrophotographic image forming member | Tadaji Fukuda, Toru Takahashi | 1984-09-18 |
| 4471694 | Printing process for transferring fixed image from master | Yoshio Takasu, Tadaji Fukuda | 1984-09-18 |
| 4468443 | Process for producing photoconductive member from gaseous silicon compounds | Isamu Shimizu, Kyosuke Ogawa, Eiichi Inoue | 1984-08-28 |
| 4465750 | Photoconductive member with a -Si having two layer regions | Kyosuke Ogawa, Shigeru Shirai, Keishi Saitoh, Yoichi Osato | 1984-08-14 |
| 4464451 | Electrophotographic image-forming member having aluminum oxide layer on a substrate | Shigeru Shirai, Tadaji Fukuda | 1984-08-07 |
| 4461820 | Amorphous silicon electrophotographic image-forming member having an aluminum oxide coated substrate | Shigeru Shirai, Tadaji Fukuda | 1984-07-24 |
| 4460670 | Photoconductive member with .alpha.-Si and C, N or O and dopant | Kyosuke Ogawa, Shigeru Shirai, Keishi Saitoh, Yoichi Osato | 1984-07-17 |
| 4460669 | Photoconductive member with .alpha.-Si and C, U or D and dopant | Kyosuke Ogawa, Shigeru Shirai, Keishi Saitoh, Yoichi Osato | 1984-07-17 |
| 4452875 | Amorphous photoconductive member with .alpha.-Si interlayers | Kyosuke Ogawa, Shigeru Shirai, Keishi Saitoh, Yoichi Osato, Teruo Misumi | 1984-06-05 |
| 4452874 | Photoconductive member with multiple amorphous Si layers | Kyosuke Ogawa, Shigeru Shirai, Keishi Saitoh, Yoichi Osato, Teruo Misumi | 1984-06-05 |
| 4443529 | Photoconductive member having an amorphous silicon photoconductor and a double-layer barrier layer | Shigeru Shirai, Tadaji Fukuda | 1984-04-17 |
| 4425373 | Method for image development by application of alternating bias | Nagao Hosono, Tohru Takahashi, Tsutomu Toyono, Shunji Nakamura, Yasuyuki Tamura | 1984-01-10 |
| 4423133 | Photoconductive member of amorphous silicon | Shigeru Shirai, Kyosuke Ogawa, Keishi Saitoh, Yoichi Osato | 1983-12-27 |
| 4420546 | Member for electrophotography with a-Si and c-Si layers | Tadaji Fukuda | 1983-12-13 |
| 4416962 | Electrophotographic member having aluminum oxide layer | Shigeru Shirai, Tadaji Fukuda | 1983-11-22 |