Issued Patents All Time
Showing 26–28 of 28 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4665450 | Helical scan type magnetic recording and/or reproducing apparatus | — | 1987-05-12 |
| 4642713 | Helical scan type recording and/or reproducing apparatus | Tsunehisa Ohira, Koji Sadakane | 1987-02-10 |
| 4607285 | Noise reducing system for video signal | Akira Hirota, Hiroyuki Kitamura, Takuya Tsushima | 1986-08-19 |