Issued Patents All Time
Showing 1–9 of 9 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8250325 | Data deduplication dictionary system | Jon Mark Holdman, Atiq Ahamad, John R. Kostraba, Jr., Carl T. Madison, Jr. | 2012-08-21 |
| 7130152 | High track density magnetic recording head | Michael L. Leonhardt, Thai Nguyen | 2006-10-31 |
| 6943987 | Servo write head | Richard H. Dee | 2005-09-13 |
| 6658526 | Network attached virtual data storage subsystem | Thai Nguyen, Michael L. Leonhardt | 2003-12-02 |
| 6587307 | Method of controlling the internal environment of a data storage cartridge | Michael L. Leonhardt | 2003-07-01 |
| 6529996 | Network attached virtual tape data storage subsystem | Thai Nguyen, Michael L. Leonhardt | 2003-03-04 |
| 6515827 | Dual chambered environmentally controlled cartridge and method for protecting data storage media | Michael L. Leonhardt | 2003-02-04 |
| 5566316 | Method and apparatus for hierarchical management of data storage elements in an array storage device | Jimmy R. Fechner, Thai Nguyen | 1996-10-15 |
| 5232570 | Nitrogen-containing materials for wear protection and friction reduction | William Haines, Chongwon Byun, Earl Chrzaszcz Johns, Quock Ng, Durga P. Ravipati +1 more | 1993-08-03 |