Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4372460 | Oil-resistant closure system | Wilfred R. Brochman, Bradley H. Jorgensen | 1983-02-08 |
RH
Rodney R. Hannula
Overall (All Time): #4,048,355 of 4,157,543Top 100%
1
Patents All Time