Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7889454 | Distributed servo patterns for data storage media | Douglas W. Johnson, James S. Anderson, Denis J. Langlois | 2011-02-15 |
| 7466510 | Distributed servo patterns for data storage media | Douglas W. Johnson, James S. Anderson, Denis J. Langlois | 2008-12-16 |
| 5283152 | Self-contained imaging sheet useful for reproducing images on plain paper and method therefor | Lyudmila Feldman, Carol L. Inskeep | 1994-02-01 |