Issued Patents All Time
Showing 1–6 of 6 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6196484 | Photographic 120-size film roll | Shunichi Hosaka, Masayoshi Nagata | 2001-03-06 |
| 5899400 | Magnetic tape cassette with durable reel-locking member formed with resilient extensions | Takuji Yamada | 1999-05-04 |
| 5898550 | Magnetic tape cassette | Shingo Katagiri, Shoji Suzuki | 1999-04-27 |
| 5873537 | Cassette for magnetic tape with a reel locking assembly having a resilient coil lock-engagement member | Takuji Yamada | 1999-02-23 |
| 5730381 | Magnetic tape cassette with durable reel-locking member | Takuji Yamada | 1998-03-24 |
| 5530610 | Magnetic tape cassette | Shingo Katagiri, Shoji Suzuki | 1996-06-25 |