Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4871947 | Apparatus for automatically correcting arc position of high pressure discharge lamp | Makoto Yasuda | 1989-10-03 |
| 4803406 | High-pressure discharge lamp operating circuit | Makoto Yasuda, Seiichi Murayama, Yoji Arai, Fuzio Yamada | 1989-02-07 |
| 4755056 | Instrument for spectroscopy having metal halide lamp as light source | Makoto Yasuda | 1988-07-05 |
| 4622485 | Discharge lamp with neon gas in outer tube | Makoto Yasuda, Seiichi Murayama, Yoji Arai | 1986-11-11 |
| 4587460 | High-pressure discharge lamp operating circuit | Seiichi Murayama, Makoto Yasuda, Yoji Arai, Kenichi Kawasumi, Kazunori Kinoshita | 1986-05-06 |