Issued Patents All Time
Showing 1–6 of 6 patents
| Patent # | Title | Co-Inventors | Date | Approx Value ⓘ |
|---|---|---|---|---|
| 6544382 | Apparatus for high-speed heating and cooling of a polymer | William P. Belias, Edward M. Bullard | 2003-04-08 | $24,490,000 |
| 6196717 | Folded thermoplastic bag structure | William P. Belias | 2001-03-06 | $24,210,000 |
| 6059707 | Easy to open handle bag and method of making the same | William P. Belias | 2000-05-09 | |
| 4613988 | Thermoplastic bag and method of forming the same | — | 1986-09-23 | $10,976,000 |
| 4588392 | Method of forming a thermoplastic film sack having a stress relieved bottom gusset seal line | — | 1986-05-13 | $23,690,000 |
| 4493419 | Thermoplastic bag and bag pack | Randolph D. Prader, Gordon L. Benoit | 1985-01-15 | $15,792,000 |