Issued Patents All Time
Showing 1–6 of 6 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7382624 | Power supply including multiple AC receptacles | Stephan Barsun, Robert Dobbs | 2008-06-03 |
| 5911467 | Retractable vehicle closure system | William G. Oldfield | 1999-06-15 |
| 5658037 | Retractable closure system | William G. Oldfield, Donald L. Price | 1997-08-19 |
| 4503836 | Fireplace and stove apparatus | — | 1985-03-12 |
| 4436080 | Fireplace and stove apparatus | — | 1984-03-13 |
| 4414957 | Fireplace and stove apparatus | — | 1983-11-15 |