Issued Patents 1994
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5374581 | Method for preparing semiconductor member | Takao Yonehara, Kiyofumi Sakaguchi | 1994-12-20 |
| 5361015 | Electron emission element | Masahiko Okunuki, Akira Suzuki, Isamu Shimoda, Tetsuya Kaneko, Takeo Tsukamoto +2 more | 1994-11-01 |