Issued Patents 1989
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4873582 | Video signal and method therefor time axis altering circuit used in a video tape recorder for recording a broadband video signal | Hitoaki Owashi, Takayasu Ito, Masakazu Hamaguchi | 1989-10-10 |
| 4843493 | Rotary head type magnetic recording and reproducing apparatus and method of producing tracking control signals therefor | Yasufumi Yumde, Fujio Okamura, Takaharu Noguchi, Toshifumi Shibuya, Katsuo Mohri +2 more | 1989-06-27 |
| 4825299 | Magnetic recording/reproducing apparatus utilizing phase comparator | Yoshinori Okada, Shigemitsu Higuchi, Hiroaki Takahashi, Yasufumi Yunde | 1989-04-25 |