Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5575302 | Filter for removing nitrogen oxides from tobacco smoke | Andreas Schleicher | 1996-11-19 |
| 5281637 | Flameproofed thermoplastic polyester molding material and its use | — | 1994-01-25 |
| 4880860 | Polyester molding composition, process for its preparation and its use | — | 1989-11-14 |
| 4661579 | Completely aromatic polyesters, a process for their preparation and corresponding shaped articles | — | 1987-04-28 |