Issued Patents All Time
Showing 1–6 of 6 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6727375 | Apparatus and process for preparing substantially halogen-free trialkoxysilanes | Frank Steding, Gerda Grund, Burkhard Standke, Frank Kropfgans, Michael Horn +4 more | 2004-04-27 |
| 6294682 | Alkoxides with alkaline earths and titanium, zirconium and/or hafnium, their production and use | Hartwig Rauleder, Burkhard Standke, Michael Horn, Hans-Joachim Kotzsch | 2001-09-25 |
| 4891439 | Alcohol-free orthoesters of zirconium and hafnium and method for the preparation thereof | Udo Horns, Hans-Joachim Yahlensieck | 1990-01-02 |
| 4824979 | Method for the preparation of partial esters and ortho esters of titanium, zirconium or hafnium | Hans-Joachim Kotzsch, Hans-Joachim Vahlensieck | 1989-04-25 |
| 4789752 | Method for the preparation of orthoesters of titanium, zirconium or hafnium | Hans-Joachim Kotzsch, Hans-Joachim Vahlensieck | 1988-12-06 |
| 4642363 | Method of preparing trialkyl organo-oxysilanes | Reiner Groh, Hans-Joachim Kotzsch, Hans-Joachim Vahlensieck | 1987-02-10 |