Issued Patents All Time
Showing 1–25 of 25 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6674353 | Magnet system for a relay | Martin Hanke, Ralf Hoffmann, Karsten Pietsch | 2004-01-06 |
| 6536512 | Heat exchanger block | — | 2003-03-25 |
| 6272734 | Process for manufacturing an electromagnetic relay | — | 2001-08-14 |
| 6266867 | Method of making a relay | — | 2001-07-31 |
| 6252479 | Electromagnetic relay and process for producing the same | Angelo Polese | 2001-06-26 |
| 6225880 | Electromagnetic relay | — | 2001-05-01 |
| 6218614 | Electrical component | — | 2001-04-17 |
| 6078491 | Hybrid relay | Bican Samray | 2000-06-20 |
| 6040751 | Battery section switch | Thomas Haehnel, Juergen Breitlow-Hertzfeldt, Bernd Saffian | 2000-03-21 |
| 5936496 | Electromagnetic relay | — | 1999-08-10 |
| 5911588 | Arrangement of a relay on a plug base | — | 1999-06-15 |
| 5896075 | Electromagnetic relay for high thermal load | — | 1999-04-20 |
| 5889451 | electromagnetic relay and its use on a printed circuit board | — | 1999-03-30 |
| 5850170 | Electromagnetic differential current trigger | — | 1998-12-15 |
| 5521574 | Coil for an electromagnetic relay | Reinhold Lebschy | 1996-05-28 |
| 5382934 | Electromagnetic changeover relay | Horst Hendel, Bernhard Kleine-Onnebrink | 1995-01-17 |
| 5324901 | Contact device for a changer relay | Horst Hendel | 1994-06-28 |
| 5099654 | Method for controlling a motor vehicle air conditioning system | Wilhelm Baruschke, Roland Burk, Hans-Joachim Ingelmann, Hans Kampf, Karl Lochmahr +2 more | 1992-03-31 |
| 4745967 | Heat exchanger, particularly a refrigerant evaporator | — | 1988-05-24 |
| 4682133 | Electro-magnetic relay having two armatures | — | 1987-07-21 |
| 4647743 | Contact arrangement for a high breaking capacity relay | Michael Dittmann | 1987-03-03 |
| 4586566 | Arrangement for joining the tubes of a heat exchanger core with a connecting box particularly for evaporators | Helmut Bardong, Bohumil Humpolik, Karl-Heinz Staffa | 1986-05-06 |
| 4452850 | Roofing web coated with plasticized polyvinyl chloride on both sides | Gert Even, Ernest De Ruiter | 1984-06-05 |
| 4448319 | Screw cap | — | 1984-05-15 |
| 4430868 | Evaporator particularly suitable for air conditioners in automotive vehicles | Helmut Bardong, Bohumil Humpolik | 1984-02-14 |