Issued Patents All Time
Showing 26–47 of 47 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4864430 | Video signal reproducing apparatus with memory and capability for reproducing at diverse reproduction speeds | Katsuji Yoshimura, Susumu Kozuki, Chikara Sato, Koji Takahashi | 1989-09-05 |
| 4825307 | Information signal recording apparatus | Mitsuhiro Otokawa, Hiroyuki Takimoto, Keiji Satoh, Koji Takahashi | 1989-04-25 |
| 4802031 | Tracking control using signals reproduced by erase head | Kenichi Nagasawa, Hiroyuki Takimoto, Mitsuhiro Otokawa, Susumu Kozuki, Keiji Satoh | 1989-01-31 |
| 4785360 | Recording and reproducing apparatus having tracking control responsive to erase head scanning | Susumu Kozuki, Hiroyuki Takimoto, Mitsuhiro Otokawa, Kenichi Nagasawa, Keiji Satoh | 1988-11-15 |
| 4780774 | Rotary head type reproducing apparatus having a head shifter for accurately shifting the rotary head | Tatsuzo Ushiro, Nobutoshi Takayama, Hiroyuki Takimoto | 1988-10-25 |
| 4714970 | Reproducing apparatus having recording speed discriminating system | — | 1987-12-22 |
| 4691256 | Information reproducing apparatus | Susumu Kozuki, Hiroyuki Takimoto, Nobutoshi Takayama | 1987-09-01 |
| 4688102 | Color video signal mixing system | Kenichi Nagasawa | 1987-08-18 |
| 4679099 | Information signal reproducing apparatus | — | 1987-07-07 |
| 4665449 | Rotating head type reproducing apparatus | Susumu Kozuki, Nobutoshi Takayama, Tatsuzo Ushiro, Masahiro Takei, Kenichi Nagasawa | 1987-05-12 |
| 4638390 | Recording apparatus | Susumu Kozuki, Kenichi Nagasawa, Junichi Sato, Nobutoshi Takayama | 1987-01-20 |
| 4636882 | Head tracking apparatus | Nobutoshi Takayama, Hiroyuki Takimoto | 1987-01-13 |
| 4630146 | Rotary head type reproducing apparatus | Nobutoshi Takayama, Susumu Kozuki, Masahiro Takei, Kenichi Nagasawa | 1986-12-16 |
| 4611255 | Rotating head assembly | Tatsuzo Ushiro, Takashi Narasawa, Makoto Fujiki | 1986-09-09 |
| 4603359 | Rotary head device | Takashi Narasawa, Makoto Fujiki, Tatsuzo Ushiro | 1986-07-29 |
| 4599660 | Video signal reproducing apparatus | Susumu Kozuki, Hiroyuki Takimoto, Nobutoshi Takayama | 1986-07-08 |
| 4594618 | Information reproducing apparatus | Susumu Kozuki, Hiroyuki Takimoto, Nobutoshi Takayama | 1986-06-10 |
| 4587580 | Video signal reproducing apparatus | Nobutoshi Takayama, Hiroyuki Takimoto | 1986-05-06 |
| 4558382 | Video signal reproducing apparatus | Nobutoshi Takayama, Hiroyuki Takimoto | 1985-12-10 |
| 4532563 | Cassette tape tensioning device | — | 1985-07-30 |
| 4499504 | Video system | Masaya Maeda | 1985-02-12 |
| 4486792 | Magnetic recording and reproducing device | Masaya Maeda | 1984-12-04 |