Issued Patents 1997
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5696781 | Wavelength-conversion laser having nonlinear optical crystal which effects type-I phase-matching | — | 1997-12-09 |
| 5657341 | Single longitudinal mode laser | — | 1997-08-12 |
| 5652757 | Optical wavelength converting apparatus | Yoji Okazaki, Chiaki Goto, Akinori Harada | 1997-07-29 |