Issued Patents 1994
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5349598 | Optical semiconductor apparatus, a method of driving the same and an optical transmission system using the same | Toshihiko Ouchi | 1994-09-20 |
| 5333216 | Optical device used wavelength selective photocoupler | Hitoshi Oda | 1994-07-26 |
| 5299037 | Diffraction grating type liquid crystal display device in viewfinder | — | 1994-03-29 |
| 5287422 | Integrated type optical node and optical information system using the same | Uuichi Handa, Hidetoshi Nojiri | 1994-02-15 |