Issued Patents All Time
Showing 1–8 of 8 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6654329 | Disc drive unit | Tatsuo Mikami, Norio Nishida | 2003-11-25 |
| 6159614 | Polypropylene resin composition | Yutaka Azuma, Satoshi Tamura, Tsunenosuke Hiramatsu, Keigo Umemoto, Toshio Kano | 2000-12-12 |
| 6147957 | Information recording/reproducing apparatus and method | Toru Nagara, Akio Terada, Tadaaki Nomoto | 2000-11-14 |
| 5955524 | Polypropylene resin composition | Yutaka Azuma, Satoshi Tamura, Tsunenosuke Hiramatsu, Keigo Umemoto, Toshio Kano | 1999-09-21 |
| 5650983 | Printed circuit board magnetic head for magneto-optical recording device | Masataka Ogawa | 1997-07-22 |
| 5561644 | Short seeking time optical disc apparatus | — | 1996-10-01 |
| 5528570 | Apparatus for recording and reproducing data on a magneto-optical disc at a data transfer rate which is the same as that of data reproduced from a compact disc | — | 1996-06-18 |
| 4792931 | Optical seismic detector | Katsuhiko Nishida, Mansanari Shindo, Masaharu Suzuki | 1988-12-20 |