Issued Patents All Time
Showing 1–9 of 9 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5628119 | Adjustable framing jig | Victor Stone | 1997-05-13 |
| 5435509 | Antenna stand | — | 1995-07-25 |
| 5308029 | Antenna stand | — | 1994-05-03 |
| 5054140 | Hospital bed device | Henry P. Brown, II | 1991-10-08 |
| D290996 | Compact heat exchanger | — | 1987-07-21 |
| 4644759 | Heat pump and method | — | 1987-02-24 |
| 4598558 | Heat pump and method | — | 1986-07-08 |
| 4570452 | Earth-type heat exchanger for heat pump systems | — | 1986-02-18 |
| 4516629 | Earth-type heat exchanger for heat pump system | — | 1985-05-14 |