Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6330129 | Cartridge case for a disk-shaped recording medium and a disk cartridge | Hiroshi Kishida | 2001-12-11 |
| 6205114 | Cartridge case for a disk-shaped recording medium with particular lid configuration | Hiroshi Kishida | 2001-03-20 |
| 5504593 | Continuous and uniform hologram recording method and uniformly recorded hologram | Tsuyoshi Hotta, Yuko Kuwabara | 1996-04-02 |
| 5273812 | Non-fogging sheet and its production | Kiyoshi Oguchi, Kenji Ueda, Tomio Doi, Masahiro Yamamoto | 1993-12-28 |