Patents per Year
Issued Patents All Time
Showing 1–6 of 6 patents
| Patent # | Title | Co-Inventors | Date | Approx Value ⓘ |
|---|---|---|---|---|
| 9899053 | Protecting against unauthorized firmware updates using induced servo errors | LeRoy Leach | 2018-02-20 | $14,320,000 |
| 6674606 | Method and apparatus to normalize the acceleration constant | — | 2004-01-06 | $9,492,000 |
| 6671119 | Method and apparatus to encode position error signal correction information | EweChye Tan | 2003-12-30 | $12,211,000 |
| 5343131 | Method and apparatus for self-synchronizing seek deceleration | — | 1994-08-30 | |
| 4967291 | Method and apparatus for preventing an over-velocity error condition of a hard disk drive system | James Joseph Touchton | 1990-10-30 | |
| 4700056 | Objective lens focus initialization system | Dorrel R. Silvy, Roger R. Bracht | 1987-10-13 |