Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5241441 | Disk cartridge with lubricating means in contact with spindle of drive means | Takashi Yamada, Yutaka MURANO, Akio Suzuki | 1993-08-31 |
| 5103363 | Disk cartridge with lubricating means in contact with spindle of drive means | Takashi Yamada, Yutaka MURANO, Akio Suzuki | 1992-04-07 |