Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8525509 | Low cost simplified spectrum analyzer for magnetic head/media tester | Peter Crill, Matthew Yee, David Hu | 2013-09-03 |
| 7672073 | Iterative repeatable run-out nulling for magnetic head tester | Peter Crill, Matthew Yee, David Hu | 2010-03-02 |
| 7580218 | Magnetic head tester using magnetic disk with pre-written servo | David Hu, Peter Crill, Matthew Yee | 2009-08-25 |