Issued Patents 2003
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6603411 | Method for modulating digital data and apparatus therefor | Seong Keun Ahn, Kees A. Schouhammer Immink | 2003-08-05 |
| 6531968 | Digital data modulating method and apparatus and modulated data recording medium using the same | Seong Keun Ahn, Kees A. Schouhamer Immink | 2003-03-11 |