Issued Patents 1989
Showing 1–8 of 8 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4873583 | Magnetic tape recording/reproducing apparatus | Masaaki Kobayashi, Kazuhiro Yamanishi, Akihiro Takeuchi | 1989-10-10 |
| 4864421 | System for connecting a video signal recording/reproducing apparatus and a television receiver | Yoshihiro Morioka, Masaaki Kobayashi, Akihiro Takeuchi, Noriaki Gentsu, Sakon Nagasaki | 1989-09-05 |
| 4850692 | Semiconductor light position detector for rangefinder | Yoshiaki Hirao, Ryuichiro Kuga, Hiroyuki Asakura, Shusuke Ono, Shinji Hataji +1 more | 1989-07-25 |
| 4849813 | Video camera with high-speed scanning | Yoshiaki Hirao, Ryuichiro Kuga, Teruyoshi Miura | 1989-07-18 |
| 4842388 | Single optical lense with diffraction limit converging capability and wide field angle | Yasuhiro Tanaka, Yasuo Nakajima | 1989-06-27 |
| 4810076 | Selective shading device and an optical device using the same | Tsugio Murao, Yoshiharu Yamamoto, Kenichi Ikeda, Yasuo Nakajima | 1989-03-07 |
| 4811119 | Apparatus for high-density minimal crosstalk recording and reproducing of terminance and chrominance signals using a magnetic tape | Masaaki Kobayashi, Akihiro Takeuchi, Kazuhiro Yamanishi, Sukeichi Miki | 1989-03-07 |
| 4811117 | Video tape recorder for recording and reproducing two-channel component signals of a video signal on a magnetic tape using two pair of heads and alternately delayed signals | Yoshihiro Morioka, Masaaki Kobayashi | 1989-03-07 |