Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5988116 | Low NO.sub.x gas burner and method of operation | Otto Z. Vago, Hector J. Donastorg, William Michael Pryor | 1999-11-23 |
| 5913675 | Low NO.sub.x gas burner | Otto Z. Vago, Hector J. Donastorg, William Michael Pryor | 1999-06-22 |
| D400971 | Gas-fired water heater | Otto Z. Vago, William Michael Pryor | 1998-11-10 |
| D388868 | Electric water heater | Otto Z. Vago, William Michael Pryor | 1998-01-06 |