Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7256371 | Temperature control method for positive temperature coefficient type heating element | John Crawford, Mark POTTER | 2007-08-14 |
| 6064801 | Heating element assembly for water heater with IC controller and temperature sensor mounted in thermal relation | Paul W Stokes, Philip T Hancock | 2000-05-16 |