Issued Patents 1989
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4803406 | High-pressure discharge lamp operating circuit | Makoto Yasuda, Tsune Miyashita, Seiichi Murayama, Fuzio Yamada | 1989-02-07 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4803406 | High-pressure discharge lamp operating circuit | Makoto Yasuda, Tsune Miyashita, Seiichi Murayama, Fuzio Yamada | 1989-02-07 |