Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4405783 | Process for the production of dihydroxypropyltheophylline | Wolfgang Merk, Peter Werle | 1983-09-20 |
| 4189550 | Antistatic agents for thermoplastic synthetic resins | Werner Schwarze, Wolfgang Merk | 1980-02-19 |