Issued Patents 1994
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5372320 | Tape cassette | Masaru Watanabe, Tsumoru Ohata | 1994-12-13 |
| 5355271 | Tape cassette with resiliently mounted tape cleaner | Masaru Watanabe, Tsumoru Ohata, Kiyoshi Kobata | 1994-10-11 |
| 5335875 | Tape cassette structure | Masaru Watanabe | 1994-08-09 |