Issued Patents 1989
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4885639 | Apparatus for eliminating a noise signal | Tetsuro Nakata, Tooru Eto | 1989-12-05 |
| 4839615 | Frequency modulating circuit for video tape recorder | — | 1989-06-13 |
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4885639 | Apparatus for eliminating a noise signal | Tetsuro Nakata, Tooru Eto | 1989-12-05 |
| 4839615 | Frequency modulating circuit for video tape recorder | — | 1989-06-13 |