Issued Patents All Time
Showing 1–7 of 7 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7687633 | Filters for electronic display devices | Ikuo Shimizu, Motoharu Kinugasa | 2010-03-30 |
| 7521562 | Filters for electronic display devices | Ikuo Shimizu, Junzo Yamano, Motoharu Kinugasa | 2009-04-21 |
| 4950956 | Plasma processing apparatus | Tatsuo Asamaki, Kiyoshi Hoshino, Yoichi Ino, Toshio Adachi, Tsutomu Tsukada | 1990-08-21 |
| 4816638 | Vacuum processing apparatus | Tsutomu Tsukada, Kouji Ikeda, Toshio Adachi | 1989-03-28 |
| 4482419 | Dry etching apparatus comprising etching chambers of different etching rate distributions | Tsutomu Tsukada, Etsuo Wani, Teruo Saitoh | 1984-11-13 |
| 4405989 | Spectral monitoring device for both plasma etching and sputtering | Tsutomu Tsukada | 1983-09-20 |
| 4376692 | Dry etching device comprising a member for bringing a specimen into electrical contact with a grounded electrode | Tsutomu Tsukada | 1983-03-15 |