Issued Patents 1982
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4361575 | Substituted 2-phenylamino-2-imidazolines and salts thereof | Helmut Stahle, Herbert Koppe, Werner Kummer, Walter Kobinger, Ludwig Pichler +2 more | 1982-11-30 |
| 4327106 | 2-(Phenyl-amino)-2-imidazolines and salts | Helmut Stahle, Herbert Koppe, Werner Kummer | 1982-04-27 |