Issued Patents 1997
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5677012 | Plasma processing method and plasma processing apparatus | Toshiyuki Sakemi | 1997-10-14 |
| 5677597 | Electron flow accelerating method and apparatus which can generate a high-power beam | — | 1997-10-14 |
| 5678125 | Image forming apparatus | Akio Kutsuwada, Takeo Suda, Mitsuru Sato, Toshitaka Yamaguchi, Kenzou Tatsumi | 1997-10-14 |
| 5608499 | Apparatus and method for cleaning rollers in image formers | — | 1997-03-04 |