Issued Patents All Time
Showing 1–8 of 8 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6855152 | Laser pointer | Norbert Suhm, Peter Messmer, Pietro Regazzoni, Markus Hehli | 2005-02-15 |
| 6814490 | Device for moving a medical apparatus in a controlled manner | Norbert Suhm, Peter Messmer, Pietro Regazzoni, Urs Bopp, Markus Hehli +1 more | 2004-11-09 |
| 4721137 | Apparatus for withdrawing liquid from closed receptacle | — | 1988-01-26 |
| 4662159 | Device for preventing the jamming of a disc mower by, or for breaking up, a layer of soil and plant matter | — | 1987-05-05 |
| 4610130 | Apparatus for picking up plant material lying on the ground | — | 1986-09-09 |
| 4538402 | Device for preventing the jamming of a disc mower by, or the breaking up, a layer of soil and plant matter | — | 1985-09-03 |
| 4392999 | Monoazo pigments containing hydroxynaphthoylamino benzimidazolone radical | Rolf Muller, Armand Roueche, Karl Ronco | 1983-07-12 |
| 4229344 | Monazo pigments containing hydroxynaphthoylaminobenzimidazalone radical | Rolf Muller, Armand Roueche, Karl Ronco | 1980-10-21 |