Issued Patents All Time
Showing 26–34 of 34 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5145336 | Diaphragm pump with reinforced diaphragm | Heinz Riedlinger | 1992-09-08 |
| 5006049 | Peristaltic pump | Richard Von Der Heyde | 1991-04-09 |
| 4993925 | Diaphragm pump with noise intercepting insert | Heinz Riedlinger | 1991-02-19 |
| 4915034 | Table system | Rainer Grabe | 1990-04-10 |
| 4594059 | Diaphragm pump | — | 1986-06-10 |
| 4540352 | Pendular piston pump having a cup-shaped sealing element | — | 1985-09-10 |
| 4449576 | Heat-producing elements with heat pipes | Walter Baum, Michael Still | 1984-05-22 |
| 4432582 | Chair with means for adjusting the inclination of the backrest | Herbert L. Wiesmann | 1984-02-21 |
| 4332534 | Membrane pump with tiltable rolling piston pressing the membrane | — | 1982-06-01 |