Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6456577 | Preparing method for audio disc wherein a specific TOC is first written in a LIA | Toshio Takeuchi | 2002-09-24 |
| 4982295 | Method for centering a read/write head of a magnetic data storage apparatus on a track of a magnetic disk | Mitsuhiro Yakuwa, Tomohiko Tonishi | 1991-01-01 |