Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5587551 | Developing apparatus | Akihito Ikegawa, Kouichi Aritomo, Kazuki Tsukamoto | 1996-12-24 |
| 5338895 | Developing apparatus | Akihito Ikegawa, Kouichi Aritomo, Kazuki Tsukamoto | 1994-08-16 |