Issued Patents 1997
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5593693 | Effervescent mixture with alkali metal salts or lysinates of acidic, insoluble or slightly soluble active ingredients | Gerhard Gergely, Irmgard Gergely, Stefan Gergely | 1997-01-14 |