Issued Patents 2002
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6379768 | Optical information recording medium | Naoki Saito, Yoshihisa Usami | 2002-04-30 |
| 6341122 | Optical information recording medium | Yoshihisa Usami, Michihiro Shibata, Toshio Ishida, Takashi Morohashi | 2002-01-22 |
| 6339443 | Thermal head, thermal printer and thermal printing method | Kanji Nakanishi, Tomoyoshi Nishimura | 2002-01-15 |
| 6336006 | Magnetically recordable photographic film, recording method and system therefor and camera-laboratory system | Yoshiaki Kato, Satoshi Yoshida | 2002-01-01 |