Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5127058 | Gain controller | Hidenori Yamasaki | 1992-06-30 |
| 5060185 | File backup system | Fumio Ito | 1991-10-22 |
| 4481279 | Dry-developing resist composition | Yasuhiro Yoneda, Kenroh Kitamura | 1984-11-06 |
| 4464455 | Dry-developing negative resist composition | Yasuhiro Yoneda, Kenroh Kitamura, Toshisuke Kitakohji | 1984-08-07 |
| 4267258 | Negative type deep ultraviolet resist | Yasuhiro Yoneda, Kenro Kitamura, Toshisuke Kitakohji | 1981-05-12 |