Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7415943 | Single pass fuel-fired fluid heating/storage device | Ozzie Missoum, Gregory M. Welk, Phillip Stephens, Qian Zhang | 2008-08-26 |
| 7258080 | Fuel-fired dual tank water heater having dual pass condensing type heat exchanger | Ozzie Missoum, Gregory M. Welk, Phillip Stephens, Qian Zhang | 2007-08-21 |
| 6126002 | Carton/pad packing assembly for a water heater | James W. Brown, Willie E. Smith, Jr., Edward L. Spraley | 2000-10-03 |