Issued Patents All Time
Showing 26–42 of 42 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4851302 | Functional ZnSe:H deposited films | Katsumi Nakagawa, Shunichi Ishihara, Yasushi Fujioka, Akira Sakai, Masahiro Kanai | 1989-07-25 |
| 4739350 | Picture processing unit | — | 1988-04-19 |
| 4675767 | Opto-magnetic recording medium | Yoichi Osato, Ichiro Saito, Eiichi Fujii, Yoshio Takasu | 1987-06-23 |
| 4673630 | Photoconductive film and electrophotographic photosensitive member contains azulenium salt | Kazuhara Katagiri, Yoshihiro Oguchi, Takeshi Ohtake, Makoto Kitahara, Yoshio Takasu | 1987-06-16 |
| 4664977 | Opto-magnetic recording medium | Yoichi Osato, Eiichi Fujii, Ichiro Saito | 1987-05-12 |
| 4629670 | Photoconductive film of azulenium salt and electrophotographic photosensitive member | Kazuharu Katagiri, Yoshihiro Oguchi, Takeshi Ohtake, Yoshio Takasu | 1986-12-16 |
| 4617246 | Photoconductive member of a Ge-Si layer and Si layer | Keishi Saitoh | 1986-10-14 |
| 4569894 | Photoconductive member comprising germanium atoms | Keishi Saitoh | 1986-02-11 |
| 4532198 | Photoconductive member | Keishi Saitoh | 1985-07-30 |
| 4523803 | Optical scanning device | Tadashi Sato | 1985-06-18 |
| 4517269 | Photoconductive member | Isamu Shimizu | 1985-05-14 |
| 4490450 | Photoconductive member | Isamu Shimizu, Eiichi Inoue | 1984-12-25 |
| 4453170 | Image forming apparatus with vibration compensation | — | 1984-06-05 |
| 4391512 | Developing device using magnetic developer | Shunji Nakamura | 1983-07-05 |
| 4365586 | Developing device | Nagao Hosono, Nobuyuki Miyake, Junichiro Kanbe, Shusei Tsukada | 1982-12-28 |
| 4337724 | Developing device | Nagao Hosono, Junichiro Kanbe, Nobuyuki Miyake | 1982-07-06 |
| 4337306 | Developing method in which a bias is adjustable in accordance with a latent image and an apparatus therefor | Junichiro Kanbe, Nagao Hosono | 1982-06-29 |