Issued Patents 1994
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5342131 | Tension balancer device for ink ribbon | Kazuhide Shiratori, Masahiro Uehara | 1994-08-30 |
| 5284716 | Magnetic recording medium | Yasushi Nakano, Yoshitaka Yasufuku, Noboru Koyama, Masahiro Umemura, Takemasa Namiki +2 more | 1994-02-08 |