Issued Patents 1989
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4835063 | Parts based on polyphenylene ethers and rubbers as well as methods for their production | Guenter Beckmann, Roland Streck, Klaus Richter, Wolfgang Schafer | 1989-05-30 |
| 4816345 | Component parts comprised of polyphenylene ethers and elastomeric thermoplastically processible styrene-containing block copolymers, and process for producing the same | Klaus Richter | 1989-03-28 |
| 4800120 | Structural components made from a fibrous reinforcing support and rubber and methods for their manufacture | Klaus Richter | 1989-01-24 |