Issued Patents 1997
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5668578 | Method for fabricating ferrolelectric domain reversals, and optical wavelength converter element | Yasukazu Nihei | 1997-09-16 |
| 5652757 | Optical wavelength converting apparatus | Yoji Okazaki, Chiaki Goto, Hiroaki Hyuga | 1997-07-29 |
| 5594746 | Method and apparatus for fabricating ferroelectric domain reversals | — | 1997-01-14 |