Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4531999 | Dynamic laminating method and apparatus for ultrasonically bonding juxtaposed webs | Louis T. Persson | 1985-07-30 |
| 4404052 | Dynamic laminating method and apparatus for ultrasonically bonding juxtaposed webs | Louis T. Persson | 1983-09-13 |
| 4400227 | Dynamic ultrasonic laminating apparatus having post-bonding pressure roll, and concomitant method | — | 1983-08-23 |
| 4319868 | Apparatus for embossing and perforating a running ribbon of thermoplastic film on a metallic pattern roll | Theodore P. Merz | 1982-03-16 |
| 4272473 | Method for embossing and perforating a running ribbon of thermoplastic film on a metallic pattern roll | Theodore P. Merz | 1981-06-09 |