Issued Patents 1989
Showing 1–19 of 19 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4885637 | Encoder | Akihiro Shikakura, Masahiro Takei, Tomohiko Sasatani | 1989-12-05 |
| 4882632 | Color video signal reproducing apparatus using frequency converted chrominance signal | Hiroto Yasumura, Masahide Hirasawa, Minoru Noji, Susumu Kozuki, Katsuji Yoshimura | 1989-11-21 |
| 4879609 | Rotary head type recording apparatus having an erasing function based on recording mode | Susumu Kozuki, Keiji Satoh, Kenichi Nagasawa, Hiroo Edakubo, Mitsuhiro Otokawa | 1989-11-07 |
| 4878134 | Information signal recording apparatus for aligning helical slant tracks | Toshiyuki Masui, Motokazu Kashida, Kenichi Nagasawa | 1989-10-31 |
| 4878128 | Video signal reproducing apparatus | Hiroto Yasumura, Masahide Hirasawa, Minoru Noji, Susumu Kozuki, Katsuji Yoshimura +1 more | 1989-10-31 |
| 4875090 | Information data transmission system | Makoto Shimokoriyama, Shinichi Yamashita, Naoto Abe, Motokazu Kashida, Masahiro Takei | 1989-10-17 |
| 4870509 | Compact video signal recording and/or reproducing apparatus adapted for external input video signals and variable speed reproduction | Kenichi Nagasawa, Hiroto Yasumura, Ohikara Sato, Tadayoshi Nakayama | 1989-09-26 |
| 4864430 | Video signal reproducing apparatus with memory and capability for reproducing at diverse reproduction speeds | Katsuji Yoshimura, Susumu Kozuki, Hiroo Edakubo, Chikara Sato | 1989-09-05 |
| 4853803 | Multi-mode and multi-channel reproducing apparatus with channel change coordinated with mode change | Tsutomu Fukatsu, Taizou Hori, Toshiyuki Masui, Takashi Kobayashi, Tetsuya Wakui | 1989-08-01 |
| 4835588 | Transistor | Yoshiaki Nawata, Kunihisa Ono, Yoshiyasu Kanno | 1989-05-30 |
| 4825307 | Information signal recording apparatus | Mitsuhiro Otokawa, Hiroyuki Takimoto, Keiji Satoh, Hiroo Edakubo | 1989-04-25 |
| 4822024 | Sorter for upwardly curving copy sheets | — | 1989-04-18 |
| 4812920 | Wide band video signal recording apparatus | Yoshitake Nagashima, Hisashi Ishikawa, Susumu Kozuki, Katsuji Yoshimura, Kenichi Nagasawa | 1989-03-14 |
| 4807060 | Milti-channel recording apparatus for a plurality of programs | Toshiyuki Masui | 1989-02-21 |
| 4806460 | Multilayer silver halide color photographic materials | Tadashi Ogawa, Seiichi Taguchi | 1989-02-21 |
| 4806459 | Color photographic material yellow and cyan dye forming couplers and compound which produces a diffusible development inhibitor or a precursor in a blue sensitive layer | Katsumi Makino, Noboru Sasaki | 1989-02-21 |
| 4803570 | Rotary head type multichannel information signal reproducing apparatus having sub-information search function | Motokazu Kashida, Toshiyuki Masui, Tsutomu Fukatsu, Masahiro Takei, Kenichi Nagasawa | 1989-02-07 |
| 4797741 | Information signal transmission system | Chikara Sato, Tadayoshi Nakayama, Tomohiko Sasatani | 1989-01-10 |
| 4796086 | Method for converting color picture signals | Noboru Ohta, Tsuneo Suzuki, Makoto Tsugita | 1989-01-03 |