Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5528441 | Magnetic head including track edges having a cut-end face | Junichi Watanabe, Morio Kondo | 1996-06-18 |
| 5402271 | Video tape recorder monitors recording errors and rerecords video signals when errors are detected | Kozo Kaminaga, Tetsuro Makise, Yoshio Fujiwara, Kiyoshi Yamakawa, Kiyoshi Sawakata | 1995-03-28 |
| 5343334 | Video tape that records, plays back, and rerecords video signals to overcome dropouts | Kozo Kaminaga, Tetsuro Makise, Yoshio Fujiwara, Kiyoshi Yamakawa, Kiyoshi Sawakata | 1994-08-30 |
| 4703384 | Magnetic tape cassette with reel-lock mechanism | Hideaki Kawada, Tsuneo Nemoto, Kiyoshi Omori | 1987-10-27 |
| 4318146 | Rotary head assembly | Katsuichi Tachi, Tetsuro Kato | 1982-03-02 |