Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5897875 | Use of .alpha.,.alpha.-diphenylacetic acid-4-(N-methyl-piperidyl) ester as a spasmolytic analgesic | Helmut Ritter, Reinhard Laven | 1999-04-27 |
| 5047413 | Pharmaceutical compositions containing acylated benzilic acid derivatives | Helmut Ritter, Reinhard Laven | 1991-09-10 |
| 4933459 | Pharmaceuticals containing acylated benzilic acid derivatives for influencing the tone of the urinary bladder | Helmut Ritter, Reinhard Laven | 1990-06-12 |