Issued Patents All Time
Showing 1–6 of 6 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5341262 | Magnetic data storage and retrieval system with provision for preventing condensation | Katsuaki Matsumoto, Yoshiharu Osuga | 1994-08-23 |
| 5127058 | Gain controller | Jiro Naito | 1992-06-30 |
| 4816946 | Method of manufacturing thin film magnetic head | Toru Kira, Mitsuhiko Yoshikawa | 1989-03-28 |
| 4800449 | DAT recorder with automatic cassette movement | — | 1989-01-24 |
| 4702794 | Production of thin film magnetic head | Tsuneo Nakamura, Tohru Kira, Mitsuhiko Yoshikawa | 1987-10-27 |
| 4677036 | Method of production of thin film magnetic head and magnetic head | Tsuneo Nakamura, Tohru Kira, Mitsuhiko Yoshikawa | 1987-06-30 |