Issued Patents All Time
Showing 26–34 of 34 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5179504 | Shutter mechanism undergoing rotational and translational movements for use in recording medium and/or reproducing apparatus using card-like medium | — | 1993-01-12 |
| 5179267 | Data reading and/or writing apparatus of type using optical card | Akihiko Hashimoto, Hiroshi Hashi, Takao Rokutan | 1993-01-12 |
| 5017764 | Apparatus for driving card-like record medium | Akihiko Hashimoto, Hiroshi Miyajima | 1991-05-21 |
| 4924199 | Optical card for data storage for use in a data recording and retrieving apparatus | Akihiko Hashimoto, Hiroshi Hashi, Takao Rokutan | 1990-05-08 |
| 4918415 | Data reading and/or writing apparatus for use with an optical card | Akihiko Hashimoto, Hiroshi Hashi, Takao Rokutan | 1990-04-17 |
| 4709283 | Recording disk centering and clamping apparatus | Yoshiaki Sakai, Kou Kobayashi, Satoru Kikuchi | 1987-11-24 |
| 4692828 | Magnetic disk drive capable of mechanical connection to a data processing instrument without deformation | Yasushi Noda | 1987-09-08 |
| 4688131 | Information processing apparatus having locking means permitting ready detachment of the magnetic disk drive assembly | Yasushi Noda, Hiroshi Tsuyuguchi | 1987-08-18 |
| 4604666 | Data transfer apparatus for use with a magnetic disk cartridge | Yasushi Noda | 1986-08-05 |