Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6667614 | Transfer curve tester for testing magnetic recording heads | Ray V. Rigles, David M. Gray, William P. Wood | 2003-12-23 |
| 6611167 | Balanced bi-directional current source | Ray V. Rigles, David M. Gray, William P. Wood | 2003-08-26 |