Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6543437 | Drafthood adapter assembly particularly for stoves and fireplaces | Huynh Hy Co, Patrick Owen Kelly, Thomas J. Beal | 2003-04-08 |
| 6036474 | Gas burner for fireplace | Dung Diep, Syd Barkhouse, Patrick Owen Kelly, Thomas J. Beal | 2000-03-14 |