Issued Patents All Time
Showing 1–10 of 10 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5937750 | Stencil printer having an electric field between the print drum and the pressing member | — | 1999-08-17 |
| 5543902 | Developing device for an image forming apparatus | Atsushi Ohta | 1996-08-06 |
| 5527657 | One-component magnetic toner for use in electrophotography | Hachiro Tosaka, Kunihiko Tomita | 1996-06-18 |
| 5253017 | Image forming apparatus | — | 1993-10-12 |
| 5136335 | Developer carrier with a dielectric layer having a frequency characteristic confined in a predetermined range | Yasuo Hirano, Kazuhiro Nishido, Takeo Wada | 1992-08-04 |
| 4908665 | Developer carrier containing electrically conductive filler present in a resin coating layer for use in dry-type image developing device | Kazuo Nojima, Yasutaka Nakamura | 1990-03-13 |
| 4899689 | Developing device with a developing roller and using a single-component developer and method for producing such developing roller | Koji Sakamoto, Kazuo Kobayashi | 1990-02-13 |
| 4788570 | Thin film developing device | Yoshihiro Ogata, Akito Yoshimaru, Shuichi Endoh, Toshio Kaneko, Toshihiko Takaya | 1988-11-29 |
| 4755847 | Electrostatic latent image developing apparatus | Hiroyuki Matsushiro, Toshio Kaneko, Yoshihiro Ogata, Toshihiko Takaya, Atsushi Shinozaki | 1988-07-05 |
| 4710015 | Developing apparatus | Hiroyuki Matsushiro, Kazuo Kobayashi, Toshio Kaneko | 1987-12-01 |