Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6393194 | Magnetic recording and reproducing video signal in magnetic tape at video quality selectable from prescribed different qualities | Yasutoshi Matsuo | 2002-05-21 |
| 5220427 | Magnetic reproducing apparatus having circuit for preventing reversal of white peak | — | 1993-06-15 |
| 4969033 | Circuit for removing crosstalk components in a carrier chrominance signal | Hiroshi Yamada, Ryo Nakano, Yasutoshi Matsuo | 1990-11-06 |
| 4930005 | Circuit for removing crosstalk components in a carrier chrominance signal | Hiroshi Yamada, Ryo Nakano, Yasutoshi Matsuo | 1990-05-29 |