Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6130502 | Cathode assembly, electron gun assembly, electron tube, heater, and method of manufacturing cathode assembly and electron gun assembly | Kazuo Kobayashi, Takashi Sudo, Toshiharu Higuchi, Hideharu Takahashi, Sakae Kimura +1 more | 2000-10-10 |