Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| D664889 | Peace-heart sculpture | — | 2012-08-07 |
| D641660 | Ribbon-heart sculpture | — | 2011-07-19 |
| 6796683 | Color mixing apparatus for theatrical ellipsoidal spotlights | Michael W. Wood, Glenn Lee Fields, Douglas K. Franklin, Mary Alice D. Goewey, Lynwood J. Norrgard +1 more | 2004-09-28 |
| 6327103 | Slid mounted lens holder with slot extensions one or multiple lenses | Richard S. Belliveau, Mikhail Dubinovskiy, Michael K. Rafalko, Mark A. Stultz, Terry L. Wilmoth | 2001-12-04 |
| 6172822 | Lens holder | Richard S. Belliveau, Mikhail Dubinovskiy, Michael K. Rafalko, Mark A. Stultz, Terry L. Wilmoth | 2001-01-09 |