Issued Patents All Time
Showing 1–7 of 7 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6147239 | Process for preparing n, n'-disubstituted p-quinonediimines, their use and organosilanes containing methacryloxy or acryloxy groups, processes for their stabilization and their preparation | Guenther Bernhardt, Klaus-Dieter Steffen, Margret Haas | 2000-11-14 |
| 5856542 | Process for preparing N,N'-disubstituted P-quinonediimines, their use and organosilanes containing methacryloxy or acryloxy groups, processes for their stabilization and their preparation | Guenther Bernhardt, Klaus-Dieter Steffen, Margret Haas | 1999-01-05 |
| 5371216 | Pyridinium salts containing alkoxysilyl groups | Gunther Bernhardt, Margret Haas, Gerald L. Larson | 1994-12-06 |
| 5235051 | Pyridinium salts containing alkoxysilyl groups | Gunther Bernhardt, Margret Haas, Gerald L. Larson | 1993-08-10 |
| 5117027 | Process for the preparation of organosilanes containing methacryloyloxy or acryloyloxy groups | Gunther Bernhardt, Klaus-Dieter Steffen, Margret Haas | 1992-05-26 |
| 4946977 | Method for the preparation of organosilanes containing methacryloxy or acryloxy groups | Gunther Bernhardt, Jurgen Amort, Margret Haas, Horst Hanisch | 1990-08-07 |
| 4927948 | Process for stabilizing organosilanes containing methacryloxy or acryloxy groups | Gunther Bernhardt, Jurgen Amort, Margret Haas | 1990-05-22 |