Issued Patents All Time
Showing 1–9 of 9 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5447341 | Molder rubber hose branch | Volker Hartel, Hermann Kahlefeld | 1995-09-05 |
| 5302336 | Method for producing molded hose branches from rubber and a hose produced by the method | Volker Hartel, Hermann Kahlefeld | 1994-04-12 |
| 4942075 | Annular resilient body made of fiber composite materials | Volker Hartel, Werner Hundt, Siegfried Muller, Matthias Richter | 1990-07-17 |
| 4826142 | Bearing for elastic support of machines | Werner Hundt | 1989-05-02 |
| 4743219 | Deformable drive shaft | Otto Richter | 1988-05-10 |
| 4683979 | Co-oscillating, volume-changing resonator in the form of a silencer | Michael Ghibu, Volker Hartel, Manfred Raubach | 1987-08-04 |
| 4570748 | Co-oscillating, volume-changing resonator in the form of a silencer | Michael Ghibu, Volker Hartel, Manfred Raubach | 1986-02-18 |
| 4420225 | Lens of a homo- or copolymer of a fluorine containing styrene polymer | Bruno Bomer, Carlhans Suling, Joachim Konig, Hans Hespe, Raimund Weber | 1983-12-13 |
| 4225698 | Optical components consisting of aromatic polyesters molded in the form of an optical lens | Harald Medem, Dieter Freitag, Hans Hespe | 1980-09-30 |