Issued Patents 1989
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4864424 | Video signal recording/reproducing apparatus | Masaaki Kobayashi, Akihiro Takeuchi, Kazuhiro Yamanishi | 1989-09-05 |
| 4812783 | Phase locked loop circuit with quickly recoverable stability | Masahiro Honjo, Akihiro Takeuchi, Shinichi Aki, Yukio Nakagawa, Masaaki Kobayashi | 1989-03-14 |
| 4807050 | Video signal recording/reproducing apparatus | Akihiro Takeuchi, Masaaki Kobayashi, Kazuhiro Yamanishi | 1989-02-21 |