Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5046515 | Permanent shaping agent for human hair and the method for the permanent shaping of human hair | Dieter Heinz, Burkhard Rose, Hirotsugu Segawa, Jurgen Tennigkeit | 1991-09-10 |