Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5167974 | Vacuum packaging with hermetic reclosure | Paul E. Grindrod, Ray H. Griesbach | 1992-12-01 |
| 4944603 | Reclosable package with encompassing tamper-evident band | Timothy G. Mally, Daniel Alan Thiemann, Bjorn J. Thompson | 1990-07-31 |
| 4866911 | Method of forming a vacuum package with hermetic reclosure | Paul E. Grindrod, Ray H. Griesbach | 1989-09-19 |
| 4688369 | Apparatus and method for pressure resizing of products | Carroll P. Hartl | 1987-08-25 |