Issued Patents 1994
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5349431 | Apparatus for measuring cross-sectional distribution of refractive index of optical waveguide | Nicolas Gisin, Patrick Stamp, Rogerio Passy, Shigenori Nagano | 1994-09-20 |
| 5337169 | Method for patterning an optical device for optical IC, and an optical device for optical IC fabricated by this method | Yoshinobu Takano, Takashi Takahashi, Shigenori Nagano, Reiji Hashimoto | 1994-08-09 |
| 5280334 | Apparatus for measuring cross-sectional distribution of refractive index of optical waveguide by RNF method | Nicolas Gisin, Patrick Stamp | 1994-01-18 |
| 5278628 | Apparatus for measuring cross-sectional distribution of refractive index of optical waveguide by RNF method | Nicolas Gisin, Patrick Stamp | 1994-01-11 |