Issued Patents All Time
Showing 26–28 of 28 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4587059 | Process for production of 2-cyanoacrylates from 2,4-dicyanoglutarates | Hubert Harth, Hans-Athanas Bruhn, Miklos Danielisz, Erbo Heinrich | 1986-05-06 |
| 4507474 | Process for highly substituted carboxyalkyl celluloses and mixed ethers thereof | Wilfried Raehse, Norbert Kuehne, Konrad Engelskirchen | 1985-03-26 |
| 4271135 | Preparation of finely-divided, water-insoluble silicate cation-exchangers with a narrow particle size spectra | Guenther Just, Bernd Peters | 1981-06-02 |