Issued Patents 1994
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5327406 | Data recording method and data recording medium | — | 1994-07-05 |
| 5325347 | Data recording method and data reproducing apparatus with contiguous data recording | — | 1994-06-28 |
| 5311491 | Method of data recording for optical disc having burst modulated track | Tamotsu Yamagami | 1994-05-10 |
| 5297125 | Optical recording medium and information recording apparatus for recording bursts of low-pass filtered reproduce-only information in a wobbling pre-groove on the optical recording medium | Tamotsu Yamagami | 1994-03-22 |