Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7277119 | Digital record and replay binoculars | Steven R. Hammack | 2007-10-02 |
| 6088053 | Digital record and replay binoculars | Steven R. Hammack | 2000-07-11 |
| 4963280 | Method and composition for improving the energy efficiency of heat pump systems | Charles H. T. Wilkins, deceased, Charles B. Thompson | 1990-10-16 |