Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6684013 | Optical waveguide device to be optically poled, method of manufacturing optical waveguide device to be optically poled, and method of optically poling optical waveguide device | Yutaka Urino, Akio Furukawa, Tadahiko Hanada, Naoki Ofusa, Shigeru Yoneda | 2004-01-27 |
| 6081335 | Phase difference measuring device with visible light source for providing easy alignment of optical axes and method therefor | — | 2000-06-27 |
| 5968441 | Laser processing method | — | 1999-10-19 |