Issued Patents All Time
Showing 1–8 of 8 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5124143 | Dentrifice | Karl-Hans Muller, Matthias Neumuller | 1992-06-23 |
| 4828822 | Process for stabilizing aqueous compositions containing tin salts | Hans Schmid | 1989-05-09 |
| 4522806 | Oral compositions for hexetidine and zinc salts for the synergistic inhibition of dental plaque | Ulrich P. Saxer | 1985-06-11 |
| 4353891 | Mutanase | Bernhard Guggenheim | 1982-10-12 |
| 4308253 | Novel oral compositions for the care of the mouth and teeth | Hans Schmid | 1981-12-29 |
| 4302441 | Solid oral preparations of urea hydrogen peroxide without glycerol | Allen R. Firestone, Thomas Imfeld | 1981-11-24 |
| 4208795 | Method of providing a living person's body with information for forensic identification | Ernesto Steiner, Marco Brandestini | 1980-06-24 |
| 4199563 | Dental treatment agents and their medicinal use | — | 1980-04-22 |