Issued Patents 2002
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6483645 | Garnet crystal for Faraday rotator and optical isolator having the same | Masayuki Tanno | 2002-11-19 |
| 6428131 | Image forming apparatus determining presence/absence of ink while moving ink cartridge | Yoshiharu Fujii, Shoji Yoshioka | 2002-08-06 |
| 6351331 | Faraday rotator and magneto-optical element using the same | Masayuki Tanno, Toshiaki Watanabe, Toshihiko Ryuo | 2002-02-26 |