Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7394396 | Electrical apparatus, image forming apparatus and operation program product | Koji Seki, Masuo Kawamoto, Hideki Takeda | 2008-07-01 |
| 4963454 | Method for developing electrostatic images using magnetic brush | Koji Yano, Nobuhiro Miyakawa, Teruaki Higashiguchi, Kazuo Yamamoto | 1990-10-16 |
| 4614698 | Two-component electrophotographic developer with magnetic carrier | Nobuhiro Miyakawa, Koji Yano, Kazuo Yamamoto, Teruaki Higashiguchi | 1986-09-30 |
| 4607936 | Electrophotographic apparatus comprising photosensitive layer of amorphous silicon type photoconductor | Nobuhiro Miyakawa, Teruaki Higashiguchi, Koji Yano, Kazuo Yamamoto | 1986-08-26 |
| 4592643 | Copying machine having reduced image memory | Teruaki Higashiguchi, Nobuhiro Miyakawa, Koji Yano, Kazuo Yamamoto | 1986-06-03 |