Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6742576 | Heat exchanger barrier ribbon with polymeric tubes | — | 2004-06-01 |
| 5169696 | Film laminate with easy TD tear | Theodore J. Lang | 1992-12-08 |
| 5091241 | FIlm laminate with easy to tear | Theodore J. Lang | 1992-02-25 |
| 4981546 | Heat-sealing device for thermoplastic films | — | 1991-01-01 |