Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5897875 | Use of .alpha.,.alpha.-diphenylacetic acid-4-(N-methyl-piperidyl) ester as a spasmolytic analgesic | Eckhart Pein, Helmut Ritter | 1999-04-27 |
| 5077301 | 4-(hydroxydiphenylmethyl)-1-piperidylphenylalkane derivatives as antihistamines and methods of treatment of an allergic response | Eckhardt Pein, Helmut Ritter | 1991-12-31 |
| 5047413 | Pharmaceutical compositions containing acylated benzilic acid derivatives | Eckhart Pein, Helmut Ritter | 1991-09-10 |
| 4933459 | Pharmaceuticals containing acylated benzilic acid derivatives for influencing the tone of the urinary bladder | Eckhart Pein, Helmut Ritter | 1990-06-12 |