Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4765563 | Cassette for accommodating tape-shaped material having an electrically conductive layer | Keishi Kato | 1988-08-23 |
| 4685638 | Cassette for accommodating electrically conductive film | Koji Wada | 1987-08-11 |