Issued Patents 1989
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4864404 | Noise reduction circuit of a video signal | — | 1989-09-05 |
| 4860105 | Noise Reducing circuit of a video signal | Hironao Sakaguchi, Masaji Yoshida | 1989-08-22 |
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4864404 | Noise reduction circuit of a video signal | — | 1989-09-05 |
| 4860105 | Noise Reducing circuit of a video signal | Hironao Sakaguchi, Masaji Yoshida | 1989-08-22 |