Issued Patents 2002
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6501729 | Cartridge for information-recording media having deformable elastic pressing member urged by projection on shutter | Hitoshi Watanabe, Yoshitane Tsuburaya, Katsusuke Shimazaki, Norio Ohta | 2002-12-31 |
| 6385140 | Magneto-optical recording medium and reproducing method for reproducing magnetic domain in enlarged form on a reproducing layer | Norio Ohta, Katsusuke Shimazaki, Masafumi Yoshihiro, Hiroki Takao, Hitoshi Watanabe | 2002-05-07 |
| 6366541 | Optical recording medium with solid protective layer having self-lubricating property | Toshinori Sugiyama, Masafumi Yoshihiro, Tsuyoshi Maro | 2002-04-02 |
| 6339583 | Cartridge for information-recording media having deformable elastic member on shutter | Hitoshi Watanabe, Yoshitane Tsuburaya, Katsusuke Shimazaki, Norio Ohta | 2002-01-15 |