Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4624971 | Photo setting composition for coating substrates with an abrasion-resistant transparent or translucent film | Gunter Bellmann | 1986-11-25 |
| 4332964 | Unsaturated esters of adamantane containing diols and thermo-resistant cross-linked polymers therefrom | Gunter Bellmann | 1982-06-01 |