Issued Patents All Time
Showing 51–62 of 62 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4963453 | Photosensitive members for use in electrophotography | — | 1990-10-16 |
| 4963452 | Photosensitive member for inputting digital light | — | 1990-10-16 |
| 4956676 | Electrographic color printer/copier | Kensuke Fukae | 1990-09-11 |
| 4929529 | Method of increasing sensitivity of digital photosensitive member | — | 1990-05-29 |
| 4653427 | Non-contact development method and apparatus under tangential magnetic field and AC field | Akihito Hosaka | 1987-03-31 |
| 4458627 | Developing apparatus for electrostatic image | Nagao Hosono, Toru Takahashi | 1984-07-10 |
| 4421057 | Developing apparatus for electrostatic image | Nagao Hosono, Toru Takahashi | 1983-12-20 |
| 4387664 | Developing apparatus for electrostatic image | Nagao Hosono, Toru Takahashi | 1983-06-14 |
| 4387980 | Charging device for electronic copier | Tsuyoshi Ueno, Hideo Mukai, Yoshitsugu Nakatomi, Hiroshi Saito, Takaaki Konuma | 1983-06-14 |
| 4386577 | Developing apparatus for electrostatic image | Nagao Hosono, Toru Takahashi | 1983-06-07 |
| 4356245 | Method and apparatus for electrophotographic, image development with magnetic toner | Nagao Hosono, Toru Takahashi | 1982-10-26 |
| 4308334 | Method of sensitizing zinc oxide with sensitizing dye and photosensitive layers utilizing the sensitized zinc oxide | Ichiro Yoshida | 1981-12-29 |