Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4904125 | Process for strengthening geological formations | Manfred Schmidt, Manfred Kapps, Peter Vehlewald, Manfred Dietrich, Frank Meyer +2 more | 1990-02-27 |
| 4792262 | Process for strengthening geological formations | Manfred Kapps, Peter Vehlewald, Frank Meyer, Hans Mehesch, Wolfgang Cornely +1 more | 1988-12-20 |
| 4761099 | Process for strengthening and sealing geological formations | Manfred Kapps, Frank Meyer, Hans Mehesch, Wolfgang Cornely, Bernhard Maidl +2 more | 1988-08-02 |
| 4715746 | Method of strengthening geological formations | Manfred Kapps | 1987-12-29 |
| 4377644 | Mixed anhydrides of isocyanates and carboxylic acids, mixtures thereof with carboxylic acids, and the use thereof as blowing agents for the production of cellular plastics | Richard Kopp, Gerhard Grogler | 1983-03-22 |