Issued Patents 2019
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10265252 | Odor-reducing developer for oxidation dyes | Hartmut Manneck, Stefan Hoepfner, Astrid Kleen-Fehres | 2019-04-23 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10265252 | Odor-reducing developer for oxidation dyes | Hartmut Manneck, Stefan Hoepfner, Astrid Kleen-Fehres | 2019-04-23 |