Issued Patents 2003
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6657937 | Information recording medium where address mark comprising pattern suitable for prevention of detection error is recorded, and cutting apparatus for reproducing the information recording medium | Hideaki Osawa | 2003-12-02 |
| 6625092 | Recording/reproducing optical disk with zig-zag shift headers and recording/reproducing apparatus using same | Hideaki Osawa | 2003-09-23 |
| 6600710 | Information recording medium where address mark comprising pattern suitable for prevention of detection error is recorded, and cutting apparatus for reproducing the information recording medium | Hideaki Osawa | 2003-07-29 |