Issued Patents All Time
Showing 1–12 of 12 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4518657 | Recording medium and recording-reproduction system provided with the recording medium | — | 1985-05-21 |
| 4495530 | Method of processing information signal with respect to opto-magnetic record medium | — | 1985-01-22 |
| 4481548 | Magnetic recording and reproducing apparatus | — | 1984-11-06 |
| 4451863 | Information reproducing apparatus based on opto-magnetic effect | Kiichi Kato | 1984-05-29 |
| 4385334 | Vertical magnetic recording and reproducing head and a method for manufacturing the head | — | 1983-05-24 |
| 4384308 | Apparatus for recording and detecting a cue signal | — | 1983-05-17 |
| 4356520 | Magnetic record/reproduction apparatus of a stationary head type | — | 1982-10-26 |
| 4253127 | Magnetic head | Takashi Kodama | 1981-02-24 |
| 4232348 | Tape end warning apparatus | Ken Satoh | 1980-11-04 |
| 4208622 | Motor circuit of a tape recorder | — | 1980-06-17 |
| 4206486 | Electric device for use in a transcriber | Ken Satoh | 1980-06-03 |
| 4199792 | Tape end warning apparatus | Ken Satoh | 1980-04-22 |