Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5455309 | Methods of making and using thermoplastic block copolymers | Werner Gruber, Norbert Wiemers, Juergen Wichelhaus, Roberto Leoni, Angela Rossini | 1995-10-03 |
| 4957979 | Method of making and using thermoplastic block copolymers | Werner Gruber, Norbert Wiemers, Juergen Wichelhaus, Roberto Leoni, Angela Rossini | 1990-09-18 |
| 4760125 | Thermoplastic polyamide based upon dimerized fatty acid and polyether polyamine | Norbert Wiemers | 1988-07-26 |
| 4409373 | Adhesive compositions based upon thermoplastic polyamides | Norbert Wiemers | 1983-10-11 |
| 4207217 | Heat melting adhesive | Giancarlo Guainazzi | 1980-06-10 |