Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5819785 | Instantaneous hot water control device | — | 1998-10-13 |
| 5505429 | Gate valve | Charles Smith | 1996-04-09 |
| 4873739 | Chimney cleaning device | — | 1989-10-17 |
| 4727617 | Chimney cleaning apparatus | Gary R. Caravantes | 1988-03-01 |