Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10359215 | Heliostat array intensity and polarization tracking | — | 2019-07-23 |
| 9477065 | Heliostat array | Nikolai Syssoev, Aaron Fyke | 2016-10-25 |
| 5327291 | Compact objective lens | William T. Plummer, Jon Van Tassell | 1994-07-05 |
| 5052661 | Controlling heat treating furnaces | Mark J. Dunlay | 1991-10-01 |
| 4925281 | Zoom lens | — | 1990-05-15 |
| 4812864 | Camera and two-element viewfinder | — | 1989-03-14 |
| 4650292 | Analytic function optical component | William T. Plummer | 1987-03-17 |
| 4496223 | Compact afocal attachment for use with photographic objectives | — | 1985-01-29 |
| 4457592 | Optical system utilizing a transversely movable plate for focusing | — | 1984-07-03 |
| 4456783 | Multielement optical panel | — | 1984-06-26 |
| 4331391 | Lens system having wide angle objectives | — | 1982-05-25 |
| 4270837 | Periscopic viewfinder system for use in photographic cameras | — | 1981-06-02 |