Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6112042 | Developing device and developing roller therefor | Tsuyoshi Imamura, Makoto Nakamura, Kenji Narita, Kenichi Ishiguro | 2000-08-29 |
| 6070038 | Developing device and developing roller therefor | Tsuyoshi Imamura, Makoto Nakamura, Kenji Narita, Kenichi Ishiguro | 2000-05-30 |
| 5970294 | Cylindrical structural body for use in an image forming apparatus and method of producing the same | Kenji Narita, Yasuhiro Hujimori, Tsuyoshi Imamura, Makoto Nakamura, Kenichi Ishiguro +2 more | 1999-10-19 |