Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4977349 | Low-pressure mercury vapor discharge lamp | Masahiko Asakura, Kimio Shiraiwa, Yoichi Hattori | 1990-12-11 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4977349 | Low-pressure mercury vapor discharge lamp | Masahiko Asakura, Kimio Shiraiwa, Yoichi Hattori | 1990-12-11 |