Issued Patents All Time
Showing 1–12 of 12 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11279053 | Safety razor and blade unit for safety razor | Michael Lessmann, Kesen Zeng, Yvonne Neumann, Hiroyuki Nakasuka | 2022-03-22 |
| 10870212 | Safety razor and blade unit for safety razor | Michael Lessmann, Kesen Zeng, Yvonne Neumann, Ralf Hagens, Philip Drescher | 2020-12-22 |
| 10807258 | Safety razor and blade unit for safety razor | Michael Lessmann, Kesen Zeng, Yvonne Neumann, Hiroyuki Nakasuka, Ralf Hagens +1 more | 2020-10-20 |
| 10792827 | Safety razor handle | Michael Lessmann, Yvonne Neumann, Kesen Zeng | 2020-10-06 |
| 10717202 | Safety razor and blade unit for safety razor | Michael Lessmann, Kesen Zeng, Yvonne Neumann, Hiroyuki Nakasuka, Ralf Hagens +1 more | 2020-07-21 |
| 10391653 | Safety razor and blade unit for safety razor | Michael Lessmann, Kesen Zeng, Yvonne Neumann, Hiroyuki Nakasuka, Ralf Hagens +1 more | 2019-08-27 |
| 7458944 | Cosmetic cleaning product | Kathrin Liste, Olaf Rhode | 2008-12-02 |
| 6589923 | Shaped soap product comprising talc, one or more fatty acids in the form of their alkali soaps and one or more refatting substances with the simultaneous absence of alkyl (oligo)glycosides | Andreas Lenuck, Erich Karcher | 2003-07-08 |
| 6541433 | Shaped soap product comprising talc, one or more fatty acids in the form of their alkali soaps and one or more nonionic surfactants with the simultaneous absence of alkyl (oligo)glycosides | Michael A. Schultz | 2003-04-01 |
| 6537953 | Shaped soap product comprising talc, one or more fatty acids in the form of their alkali soaps and one or more amphoteric surfactants with the simultaneous absence of alkyl (oligo)glycosides | Michael A. Schultz | 2003-03-25 |
| 6537954 | Shaped soap product comprising talc, one or more fatty acids in the form of their alkali soaps and one or more anionic surfactants with the simultaneous absence of alkyl (oligo)glycosides | Michael A. Schultz | 2003-03-25 |
| 6534687 | Shaped soap product comprising talc, one or more fatty acids in the form of their alkali soaps and one or more cationic surfactants with the simultaneous absence of alkyl (oligo) glycosides | Michael A. Schultz | 2003-03-18 |