Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4764047 | Vehicle and patio washing brush | Damon A. Johnston, Paul E. Papenhause, George L. Garcia | 1988-08-16 |
| 4735775 | Mass transfer device having a heat-exchanger | Ronald J. Leonard, Kenneth M. Johnson | 1988-04-05 |
| 4651604 | Apparatus for and method of duplicative punched notching of the serration edges of key blanks | Donald F. Almblad, Michael Mueller | 1987-03-24 |