Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4610858 | Chlorosilane disproportionation catalyst and method for producing a silane compound by means of the catalyst | Mitsunori Yamada, Akira Miyai, Yukihiko Nakajima, Shinsei Sato | 1986-09-09 |
| 4591754 | Electron gun for brightness | Hirotoshi Hagiwara, Hideo Hiraoka | 1986-05-27 |
| 4482838 | Thermionic emission cathode | Hirotoshi Hagiwara, Hideo Hiraoka | 1984-11-13 |
| 4482839 | Thermionic emission cathode and preparation thereof | Tetsuya Wada, Akira Miyai, Hirotoshi Hagiwara | 1984-11-13 |
| 4288717 | Thermionic cathode apparatus | Hiroaki Tanji, Mitsuaki Saito | 1981-09-08 |