Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5864648 | Magnetic recording/reproducing apparatus | Masamichi Sasaki, Toyotaka Machida | 1999-01-26 |
| 5822491 | Track deviation measuring method and track deviation measuring apparatus | Masamichi Sasaki, Toyotaka Machida | 1998-10-13 |