Issued Patents All Time
Showing 1–6 of 6 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5149386 | Tamper-evident structures | Paul Smits, Aron Rosenfeld | 1992-09-22 |
| 5098495 | Process for coating a packaging film with a transparent barrier coating | Paul Smits, Aron Rosenfeld | 1992-03-24 |
| 5071710 | Packaging film with a transparent barrier coating | Paul Smits, Aron Rosenfeld | 1991-12-10 |
| 5055150 | Process and apparatus for producing coated polymer sheets having oxygen and moisture barrier properties and coated polymer sheets thus produced | Aron Rosenfeld, Paul Smits | 1991-10-08 |
| 5015318 | Method of making tamper-evident structures | Paul Smits, Aron Rosenfeld | 1991-05-14 |
| 4837061 | Tamper-evident structures | Paul Smits, Aron Rosenfeld | 1989-06-06 |