Issued Patents 1989
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4887272 | Laser oscillator device | Akira Egawa, Etsuo Yamazaki, Nobuaki Iehisa, Mitsuo Manabe | 1989-12-12 |
| 4866238 | Gas laser device | — | 1989-09-12 |
| 4852114 | Gas laser device | — | 1989-07-25 |
| 4802184 | High frequency discharge excited coaxial type CO.sub.2 laser | — | 1989-01-31 |
| 4800567 | High-frequency-discharge excited gas laser | — | 1989-01-24 |