Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5116891 | Flame-resistant polymeric compositions | Daniel J. Scharf, Manfred Lysek | 1992-05-26 |
| 5099017 | N,N'-bis-1,3,5-triazin-6-ylpiperazines, and processes for their preparation | Gunther Lenz, Manfred Lysek | 1992-03-24 |
| 5096961 | Self-extinguishing polyurethanes | — | 1992-03-17 |