Issued Patents 1989
Showing 1–10 of 10 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4882632 | Color video signal reproducing apparatus using frequency converted chrominance signal | Hiroto Yasumura, Masahide Hirasawa, Minoru Noji, Susumu Kozuki, Koji Takahashi | 1989-11-21 |
| 4882615 | Video signal processing system | Tadayoshi Nakayama, Hisashi Ishikawa, Chikara Sato | 1989-11-21 |
| 4878128 | Video signal reproducing apparatus | Hiroto Yasumura, Masahide Hirasawa, Minoru Noji, Susumu Kozuki, Koji Takahashi +1 more | 1989-10-31 |
| 4873587 | Video signal reproducing apparatus with memory | Susumu Kozuki, Hiroo Edakubo, Chikara Sato | 1989-10-10 |
| 4870510 | Video signal reproducing apparatus using memory | Hiroo Edakubo, Chikara Sato, Susumu Kozuki | 1989-09-26 |
| 4864430 | Video signal reproducing apparatus with memory and capability for reproducing at diverse reproduction speeds | Susumu Kozuki, Hiroo Edakubo, Chikara Sato, Koji Takahashi | 1989-09-05 |
| 4862292 | Digital information signal recording apparatus | Masahiko Enari, Akio Aoki, Shinichi Yamashita, Makoto Shimokoriyama, Motokazu Kashida +3 more | 1989-08-29 |
| 4849833 | Image signal recording apparatus | Toshiyuki Masui, Chikara Sato, Tadayoshi Nakayama | 1989-07-18 |
| 4843334 | Frequency demodulator operable with low frequency modulation carriers | Hisashi Ishikawa | 1989-06-27 |
| 4812920 | Wide band video signal recording apparatus | Yoshitake Nagashima, Hisashi Ishikawa, Susumu Kozuki, Koji Takahashi, Kenichi Nagasawa | 1989-03-14 |