Issued Patents 2002
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6483955 | Diffraction grating device | Toru Iwashima, Masakazu Shigehara, Kiyotaka Murashima | 2002-11-19 |
| 6345916 | Fiber optic connector and its manufacturing method | Dai Yui, Kei Sunaga, Teruo Ikechi, Hidetoshi Ishida, Takashi Sasaki +1 more | 2002-02-12 |