Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5256935 | Low pressure mercury vapor discharge lamp having cold cathode | Hisayuki Kobayashi | 1993-10-26 |
| 4931685 | Discharge lamp | Rikio Yamamoto | 1990-06-05 |
| 4887002 | Gas discharge lamp and apparatus utilizing the same | Akihiro Inoue | 1989-12-12 |
| 4871941 | Gas discharge lamp with different film thicknesses | Akihiro Inoue | 1989-10-03 |
| 4562379 | Glow switch starter having metal oxide deposit | Masahiko Asakura, Kohtaro Kohmoto | 1985-12-31 |