Issued Patents All Time
Showing 1–6 of 6 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5933299 | Magnetic recording system providing a magnetic head having opposite sides for applying different magnetic field strengths to a magnetic recording medium | Tsutomu Tanaka, Tamotsu Jitosho | 1999-08-03 |
| 5659446 | Magnetic recording system providing a magnetic head having opposite sides for applying different magnetic field strengths to a magnetic recording medium | Tsutomu Tanaka, Tamotsu Jitosho | 1997-08-19 |
| 5396391 | Magnetic recording system providing a magnetic head having opposite sides for applying different magnetic field strengths to a magnetic recording medium | Tsutomu Tanaka, Tamotsu Jitosho | 1995-03-07 |
| 5255133 | Waveform processing system and method for recording digital information | Tsutomu Tanaka, Tamotsu Jitosho | 1993-10-19 |
| 4786991 | Magnetic recording/reproduction apparatus | — | 1988-11-22 |
| 4410603 | Magnetic recording medium | Reiji Nishikawa, Tatsuo Fujiwara, Toshimitsu Asano | 1983-10-18 |