Issued Patents 1989
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4835063 | Parts based on polyphenylene ethers and rubbers as well as methods for their production | Hans Jadamus, Guenter Beckmann, Roland Streck, Klaus Richter | 1989-05-30 |
| 4816687 | Method and apparatus for measurement of the fluorescence relaxation period of a fluorescent substance | Gustav W. Fehrenbach | 1989-03-28 |