Issued Patents 1982
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4345049 | Preparation of polyvinylpyrrolidone-iodine | Ferdinand Straub, Heinrich Hartmann | 1982-08-17 |
| 4320114 | Manufacture of aqueous polyvinylpyrrolidone-iodine solutions | Karl Herrle, Hans-Uwe Schenck | 1982-03-16 |