Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10074519 | Plasma processing apparatus and filter unit | Keiki Ito, Masaki Nishikawa, Naohiko Okunishi, Junichi Shimada | 2018-09-11 |
| 6037278 | Method of manufacturing semiconductor devices having multi-level wiring structure | Koji Kishimoto | 2000-03-14 |