Issued Patents 2002
Showing 1–7 of 7 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6490117 | Method of thermally printing servo patterns on magnetic media | Li-Ping Wang, Donald E. Curtiss | 2002-12-03 |
| 6490111 | Method and apparatus for refreshing servo patterns in a disc drive | — | 2002-12-03 |
| 6480353 | Fixed disc drive cartridge and playback device | Zine-Eddine Boutaghou | 2002-11-12 |
| 6469849 | Field ratioing demodulation circuit for a null-type servo pattern | Timothy F. Ellis | 2002-10-22 |
| 6426845 | Asynchronous analog demodulator and method for a null-type servo pattern | Timothy F. Ellis | 2002-07-30 |
| 6411459 | Advanced servo writing method for hard disc drives | Karl A. Belser | 2002-06-25 |
| 6377413 | Method and apparatus for encoding identification information on a magnetic disc | Li-Ping Wang, Donald E. Curtiss | 2002-04-23 |