Issued Patents All Time
Showing 1–8 of 8 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4577777 | Tape closure for a can end | — | 1986-03-25 |
| 4564121 | Tape closure for a can end | — | 1986-01-14 |
| 4500011 | Tape closure for a can end | — | 1985-02-19 |
| 4448326 | Easy opening tape closure for beverage container | — | 1984-05-15 |
| 4445620 | Tamper-proof closure for container | Richard A. Patterson | 1984-05-01 |
| 4378074 | Easy open closure system | — | 1983-03-29 |
| 4372460 | Oil-resistant closure system | Rodney R. Hannula, Bradley H. Jorgensen | 1983-02-08 |
| 4215791 | Easy open closure system | — | 1980-08-05 |