Issued Patents All Time
Showing 26–50 of 50 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6672657 | Wind deflector for a motor vehicle | Peter Biecker, Marco Lauterbach, Fritz Wegener, Burkhard Reinsch | 2004-01-06 |
| 6561754 | Inlet structure for pump installations | — | 2003-05-13 |
| 6368145 | Plug | Reiner Naumann, Helmut Deschner, Theo Grimm, Gerd Hofmann, Dieter Sauer | 2002-04-09 |
| 5486398 | Low flammability carpet floor covering | Manfred Weber | 1996-01-23 |
| 5472763 | Recyclable carpet floor covering | Manfred Weber | 1995-12-05 |
| 5406469 | Electronic switching power supply | — | 1995-04-11 |
| 5318903 | Production of enzyme preparations comprising an enzyme and finely divided hydrophobic silica | Wolfgang Bewert | 1994-06-07 |
| 5313828 | Multi-component measuring disc wheel | Horst Kotzle, Bernd Oelmann, Ulrich Schafer | 1994-05-24 |
| 5308136 | Sun visor for motor-powered vehicles | Hans-Georg Goletz, Lothar Stoczek | 1994-05-03 |
| 5290567 | Pulverulent products composed of a water-insoluble core substance and of a protective covering | Joachim Schneider, Paul Grafen, Wolfgang Bewert, Horst Schumacher | 1994-03-01 |
| 4763061 | Primary switched-mode DC-DC converter with summed input current and input voltage responsive control | — | 1988-08-09 |
| 4726392 | Drainage canal | Herbert Eckhard | 1988-02-23 |
| 4706009 | Electronic switching power supply | — | 1987-11-10 |
| 4677411 | Explosion-proof or flame-proof plug having a transformer disposed in a compression-resistant chamber | Heinz Hofmann | 1987-06-30 |
| 4647141 | Zener barrier | Albert Muench | 1987-03-03 |
| 4546816 | Method and apparatus of continuously casting hollow round billets with a hypocycloidal mandrel and an inside rolling process | — | 1985-10-15 |
| 4546304 | Electronic device with choke inverter | — | 1985-10-08 |
| 4523139 | Electronic switching power supply | Gunther Bergk | 1985-06-11 |
| 4464619 | Circuit arrangement for the controlled supply to a load | Gunther Bergk | 1984-08-07 |
| 4441147 | Circuit arrangement for the controlled supply to a load | — | 1984-04-03 |
| D269416 | Photometer | Erich Retzer | 1983-06-21 |
| 4376263 | Battery charging circuit | Kurt Pittroff, Gerhard Lang | 1983-03-08 |
| 4202557 | Drilling device | August Haussmann, Siegfried Klaissle, Hermann Hugger, Bernhard Moser, Walter Muller +2 more | 1980-05-13 |
| 4199247 | Photographic diaphragm with two independent sets of leaves | — | 1980-04-22 |
| 4193538 | Apparatus for separating and measuring sample components | — | 1980-03-18 |