Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4628097 | Process for the preparation of 2-amino-alkylpyridines | Lothar Puppe, Karlfried Wedemeyer | 1986-12-09 |
| 4496763 | Process for the preparation of alkyl-substituted anilines | Karlfried Wedemeyer | 1985-01-29 |