Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5960157 | Recreational vehicle water heater having centrally controlled gas and electric power sources | — | 1999-09-28 |
| 4886640 | Hot work tool steel with good temper resistance | Harrison A. Garner, Jr., Raymond M. Hemphill, Michael L. Schmidt, Bruce A. Smith, David E. Wert | 1989-12-12 |