Issued Patents All Time
Showing 26–28 of 28 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6180019 | Plasma processing apparatus and method | Hideyuki Kazumi, Ryoji Nishio, Masatsugu Arai, Ken Yoshioka, Tsunehiko Tsubone +4 more | 2001-01-30 |
| 5233399 | Cleaning unit for image forming apparatus | Yutaka Shiino | 1993-08-03 |
| 5128715 | Print cartidge and image forming apparatus employing the same | Tetsuya Furuyama, Harufumi Itoh, Kohyu Shigemori, Hideaki Ohike | 1992-07-07 |