Issued Patents All Time
Showing 1–13 of 13 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5356542 | Mixtures of organic ammonium salts and their use as flow accelerators | Dieter Ohlendorf, Detlef Wehle | 1994-10-18 |
| 5312553 | Mixtures of organic ammonium salts as flow accelerators | Dieter Ohlendorf, Detlef Wehle | 1994-05-17 |
| 4997912 | Esters of fatty acids, which may be quaternized, from oxalkylated alkylalkylenediamines | Herbert Wirtz, Hermann Hoffmann, Werner Ritschel, Michael Mitzlaff, Dietrich Wolter | 1991-03-05 |
| 4920151 | Microbicidal agents based on alkyl-di-guanidinium salts | Karl H. Wallhausser, Martin Hille, Hans-Walter Bucking | 1990-04-24 |
| 4885111 | Branched, quaternary polyoxyalkylene copolyesters, a process for their preparation, and their use | Wllibald Bose, Martin Hille, Roland Bohm, Friedrich Staiss | 1989-12-05 |
| 4885110 | Branched polyoxyalkylene copolyesters, a process for their preparation, and their use | Willibald Bose, Martin Hille, Roland Bohm, Friedrich Staiss | 1989-12-05 |
| 4828765 | Oxyalkylated quaternary ammonium compounds and their use as drag reducing agents | Dieter Ohlendorf | 1989-05-09 |
| 4781918 | Cosmetic agents for hair and skin treatment | Alwin Reng, Jochen M. Quack | 1988-11-01 |
| 4734523 | Oxalkylated polyester-amines, a process for their preparation and their use | Willibald Bose, Martin Hille, Roland Bohm, Friedrich Staiss | 1988-03-29 |
| 4730079 | Quaternary oxalkylated polycondensates | Willibald Bose, Martin Hille, Roland Bohm | 1988-03-08 |
| 4724098 | Gel-forming organophilic layer silicate, process for its preparation and use | Hans-Jurgen Kalz, Thomas Blumenthal, Hans-Walter Bucking | 1988-02-09 |
| 4686066 | Method for the separation of oil-in-water emulsions | Martin Hille, Roland Bohm | 1987-08-11 |
| 4606916 | Quaternary oxalkylated polyesters, a process for their preparation and their use | Alwin Reng, Jochen M. Quack | 1986-08-19 |