Issued Patents 1994
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5327050 | Electron emitting device and process for producing the same | Takeo Tsukamoto, Akira Shimizu, Akira Suzuki, Isamu Shimoda, Masahiko Okunuki | 1994-07-05 |
| 5304815 | Electron emission elements | Akira Suzuki, Takeo Tsukamoto, Akira Shimizu, Isamu Shimoda, Masahiko Okunuki | 1994-04-19 |