Issued Patents 2004
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6784112 | Method for surface treatment of silicon based substrate | Kiyoshi Arita, Hiroshi Haji, Shoji Sakemi | 2004-08-31 |
| 6723651 | Plasma processing method | Kiyoshi Arita, Shoji Sakemi | 2004-04-20 |