Issued Patents All Time
Showing 1–6 of 6 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5449727 | Acrylate resins as binders for color concentrates | Manfred Krieg, Hans Lichtenstein, Guenther Ittmann | 1995-09-12 |
| 4957987 | Acrylate resins as binders for color concentrates | Manfred Krieg, Hans Lichtenstein, Guenther Ittmann | 1990-09-18 |
| 4773913 | Acrylate resins as binders for color concentrates | Manfred Krieg, Hans Lichtenstein, Guenther Ittmann | 1988-09-27 |
| 4593064 | Method for polymerizing methyl methacrylate | — | 1986-06-03 |
| 4550136 | Method for polymerizing methyl methacrylate | — | 1985-10-29 |
| 4381136 | Method for covering ultraviolet sources | Guenther Ittmann | 1983-04-26 |