Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5567337 | Electric engine block heater with flanged screw | Gary C. Ewards, Ronald H. Schaefer | 1996-10-22 |
| 5462043 | Wood burning furnace | Keith J. Rose | 1995-10-31 |
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5567337 | Electric engine block heater with flanged screw | Gary C. Ewards, Ronald H. Schaefer | 1996-10-22 |
| 5462043 | Wood burning furnace | Keith J. Rose | 1995-10-31 |