Issued Patents 2002
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6475557 | Method for manufacturing optical filter | Kunihiko Mori | 2002-11-05 |
| 6370169 | Method and apparatus for controlling optical wavelength based on optical frequency pulling | Wataru Imajuku | 2002-04-09 |
| 6359724 | Light generation method and light source | Shinji Nagaoka, Fumikazu Ohira, Ken Suzuki, Masamichi Fujiwara, Noboru Takachio | 2002-03-19 |