Issued Patents All Time
Showing 1–9 of 9 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5466446 | Topical compositions containing bensoyl peroxide and clindamycin and method of use thereof | Karl F. Popp | 1995-11-14 |
| 5166168 | Topical biotin compositions and method of use | — | 1992-11-24 |
| 5017366 | Pharmaceutical compositions | Charles F. Breunig | 1991-05-21 |
| 4957747 | Method of treating aged skin | — | 1990-09-18 |
| 4843096 | Treatment of acne | — | 1989-06-27 |
| 4681635 | Topical collodion compositions | Charles F. Breunig | 1987-07-21 |
| 4578052 | Method and apparatus to determine folding deviations | Andreas Engel, Frank Schumann, Reinhold Freistedt | 1986-03-25 |
| 4551480 | Compositions for the treatment of psoriasis | Daniel W. Nicolai | 1985-11-05 |
| 4456379 | Process for the determination of thickness of adhesive layers of inner book block backings | Frank Schumann, Hans J. Richter, Klaus Fritzsche | 1984-06-26 |