Issued Patents 1997
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5691780 | Phase error control for color wheel | Stephen W. Marshall, Donald L. Hicks | 1997-11-25 |
| 5625424 | Digital motor controller for color wheel | James L. Conner, Joseph G. Egan | 1997-04-29 |