Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5066852 | Thermoplastic end seal for electric heating elements | — | 1991-11-19 |
| 4388518 | Electric surface heater assembly | Richard P. Johnson | 1983-06-14 |
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5066852 | Thermoplastic end seal for electric heating elements | — | 1991-11-19 |
| 4388518 | Electric surface heater assembly | Richard P. Johnson | 1983-06-14 |