Issued Patents 1997
Showing 1–7 of 7 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5697028 | Developer-supplying roller having a surface-modifying powder | Tetsuya Kobayashi, Tatsuhiko Hayakawa, Naoki Enomoto, Yoshiro Saito | 1997-12-09 |
| 5689783 | Elastic blade and developing device using the same | Toru Ishigaki, Noriyuki Yanai, Tetsuya Kobayashi, Naoki Enomoto, Yoshiro Saito +1 more | 1997-11-18 |
| 5678130 | Developing apparatus including a control function for applied periodic developing bias field | Naoki Enomoto, Haruo Fujii, Motoi Katoh, Tatsuya Kobayashi, Masao Nakano +5 more | 1997-10-14 |
| 5666597 | Image forming apparatus with delayed discharge by discharge means | Haruo Fujii, Tatsuhiko Hayakawa, Tatsuya Kobayashi, Tetsuya Kobayashi, Naoki Enomoto +3 more | 1997-09-09 |
| 5666588 | Image forming apparatus for performing image density control | Akihiko Uchiyama, Haruo Fujii, Tatsuya Kobayashi, Tetsuya Kobayashi, Naoki Enomoto +3 more | 1997-09-09 |
| 5649268 | Charging device having a voltage with a superimposing component mode having a DC component and an oscillation component and a DC component mode | Youichirou Maebashi | 1997-07-15 |
| 5596393 | Image forming apparatus having charging member supplied with oscillating voltage | Tatsuya Kobayashi, Tetsuya Kobayashi, Toshiaki Miyashiro | 1997-01-21 |