Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4726220 | Method of and apparatus for measuring rheological characteristics of substances | Georg Zemp | 1988-02-23 |
| 4726932 | Dosing and mixing apparatus for fluid media | Andre Ruegg, Donald P. Stait | 1988-02-23 |
| 4580093 | Method and apparatus for correcting coincidence errors during counting of two types of particles | Ulrich Marti | 1986-04-01 |
| 4314346 | Auxiliary apparatus for a particle analyser | Raymond Frey, Ulrich Marti | 1982-02-02 |