Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4698178 | Use of polyoxyalkylene-polysiloxane copolymers with silicon-linked, long-chain alkyl radicals as emulsifiers for the preparation of water/oil emulsions | Hans-Joachim Kollmeier, Rolf-Dieter Langenhagen, Alfred Walter, Wilhelm Wolfes | 1987-10-06 |
| 4420410 | Personal care cleansing agent | — | 1983-12-13 |