Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6314905 | Boat manufactured from formable aluminum | William C. Herbein, Daniel D. Roup | 2001-11-13 |
| 6182591 | Reinforced powerboat construction | Janet C. Swearingen, Frank A. DiCocco | 2001-02-06 |
| 6145466 | Boat manufactured from formable aluminum | William C. Herbein, Daniel D. Roup | 2000-11-14 |
| 4898234 | Air heat exchanger | Thomas Harold McGovern | 1990-02-06 |
| 4896719 | Isothermal panel and plenum | Richard F. O'Neill | 1990-01-30 |
| 4819006 | Mount for supporting a parabolic antenna | Lyle W. Hovland, Robert F. Crean | 1989-04-04 |
| 4444022 | Water heating system | Ronald Holt | 1984-04-24 |
| 4328683 | Water heating system | Ronald Holt | 1982-05-11 |