Issued Patents All Time
Showing 1–15 of 15 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10815191 | Formulation comprising ester quats based on isopropanolamine and tetrahydroxypropyl ethylenediamine | Peter Schwab, Hans-Juergen Koehle, Ursula Westerholt, Hans Henning Wenk | 2020-10-27 |
| 10011806 | Method for making a tris-(2-hydroxyethyl)-methylammonium methylsulfate fatty acid ester | Hans-Jurgen Kohle, Axel Euler, Peter Schwab | 2018-07-03 |
| 9801797 | Formulation comprising ester quats based on isopropanolamine | Hans-Juergen Koehle, Peter Schwab, Ursula Westerholt | 2017-10-31 |
| 9441187 | Fabric softener active composition and method for making it | Hans-Jurgen Kohle, Ulrike Kottke, Dirk Kuppert, Dietmar Träumer, Axel Euler | 2016-09-13 |
| 6172018 | Mild cleaning preparations | Reinhard Mueller, Detlef Hollenberg, Anja Patten | 2001-01-09 |
| 6045779 | Skin and hair aerosol foam preparations containing an alkyl polyglycoside and vegetable oil | Reinhard Mueller, Anke Kaczich, Detlef Hollenberg, Iduna Matzik | 2000-04-04 |
| 5830483 | Emulsions | Christian Priebe, Detlef Hollenberg | 1998-11-03 |
| 5811386 | Clear surface-active mixtures containing anionic surfactant, APG, and temporarily cationic copolymer | Reinhard Mueller, Detlef Hollenberg, Manuela Ehlert | 1998-09-22 |
| 5631003 | Hair treatment prepartation | Reinhard Mueller, Detlef Hollenberg | 1997-05-20 |
| 5612024 | Cosmetic preparations for the hair | Karl Giede, Reinhard Mueller, Detlef Hollenberg | 1997-03-18 |
| 5002761 | Hair treatment compositions containing natural ingredients | Reinhard Mueller, Horst Hoeffkes, Klaus-Dieter Wisotzki | 1991-03-26 |
| 4900544 | Cationic polymers as antistatic additives for hair preparations | Wolfgang Ritter, Rolf Tenhaef, Horst Hoffkes | 1990-02-13 |
| 4900543 | Cationic polymers as antistatic additives for hair preparations | Wolfgang Ritter, Rolf Tenhaef, Horst Hoffkes | 1990-02-13 |
| 4898725 | Preparations for washing or rinsing hair containing di- or tri- carboxylic acids | Horst Hoeffkes, Karl Giede, Alfred Struve, Bert Gruber | 1990-02-06 |
| 4814101 | Zwitterionic polymers and their use in hair treatment preparations | Ludwig Schieferstein, Horst Hoeffkes, Karl Giede, Peter Busch | 1989-03-21 |