Issued Patents 1994
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5363256 | Tape tension adjusting device | — | 1994-11-08 |
| 5335129 | Interchangeable compact tape cassette | Hiroo Edakubo, Tatsuzo Ushiro, Osamu Nagatsuka | 1994-08-02 |
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5363256 | Tape tension adjusting device | — | 1994-11-08 |
| 5335129 | Interchangeable compact tape cassette | Hiroo Edakubo, Tatsuzo Ushiro, Osamu Nagatsuka | 1994-08-02 |