Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5030745 | Reaction products of 2-(aminoethyl)-aminopropyl-alkoxy silanes and chlorosilanes | Wilhelm Weber, Karl-Heinz Sockel, Volker Wiskamp | 1991-07-09 |
| 4912153 | One component polysiloxane RTV compositions hardening with elimination of oximes | Hans-Gerd Metzinger, Krystyna Preuss, Wilhelm Weber | 1990-03-27 |