Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4930007 | Digital color image processing method and apparatus for discriminating high resolution areas of a color image signal and controlling image processing in accordance with the discrimination | Susumu Sugiura, Yukio Masuda | 1990-05-29 |
| 4686538 | Tone recording method | — | 1987-08-11 |