Issued Patents 2002
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6495965 | Cold cathode electronic device | Tatsuo Yamaura, Shigeo Itoh, Yuji Uchida, Yuuich Kogure | 2002-12-17 |
| 6465952 | Fed flushed with hot inert gas | Shigeo Itoh, Mikio Yokoyama, Takeshi Tonegawa | 2002-10-15 |
| 6400074 | Vacuum container for field emission cathode device | Tatsuo Yamaura, Shigeo Itoh | 2002-06-04 |