Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5861457 | Organopolysiloxane resin solutions, processes for their preparation, and their use in coating compositions | Richard Weidner, Friedrich Hockemeyer, Volker Frey, Hartmut Jahn | 1999-01-19 |
| 4577988 | Ball joint | Erwin Gollub | 1986-03-25 |