Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5121271 | Cassette holder device capable of receiving large and small size cassettes | Hideki Sakumoto | 1992-06-09 |
| 5101304 | Cassette holder device capable of preventing erroneous insertion of cassette | Hideki Sakumoto | 1992-03-31 |