Issued Patents All Time
Showing 25 most recent of 34 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11749638 | Method for contacting and packetising a semiconductor chip | Johannes Rudolph, Fabian Lorenz, Ralf Werner | 2023-09-05 |
| 8215507 | Sealing system and method for sealing containers | Hans-Dieter Dubs, Jurgen Soldan | 2012-07-10 |
| 8017717 | Method of producing polyesters | Fritz Wilhelm, Michael Reisen, Ludwig Hoelting, Peter Reichwein | 2011-09-13 |
| 7550116 | Method for producing polyesters and a disk ring reactor for the method | Fritz Wilhelm, Michael Reisen, Ludwig Holting, Peter Reichwein | 2009-06-23 |
| D519835 | Glass plug for wine bottles | Hans-Dieter Dubs, Siegfried Landskrone | 2006-05-02 |
| 6089877 | Plug connector | — | 2000-07-18 |
| 5993242 | Multi-pole female strip connector and method for making contact with a multi-pole male strip connector | Karl Zell, Jürgen Seibold | 1999-11-30 |
| 5984733 | Method for making contact with a multiple-pole socket connector and improved multiple-pole socket connector | Karl Zell, Jürgen Seibold | 1999-11-16 |
| 5803768 | Plug-type connector for backplane wirings | Karl Zell, Juergen Seibold | 1998-09-08 |
| 5782656 | Plug-type connector for backplate wirings | Karl Zell, Juergen Seibold | 1998-07-21 |
| 5740607 | Method for equipping a wiring backplane | Karl Zell | 1998-04-21 |
| 5703762 | Arrangement for connecting wiring backplanes and module circuit boards | Karl Zell | 1997-12-30 |
| 5639263 | Plug-type connector between wiring backplanes and assembly printed circuit boards | Karl Zell | 1997-06-17 |
| 5632652 | Plug-type connector for backplane wirings | Karl Zell, Juergen Seibold | 1997-05-27 |
| 5619372 | Stereomicroscope for making transparent media visible and method therefor | Thomas Hellmuth, Peter Schaffer | 1997-04-08 |
| 5565654 | Printed circuit board for plug-type connections | Karl Zell, Juergen Seibold | 1996-10-15 |
| 5518422 | Plug-type connector for backplane wirings | Karl Zell, Rudolf Goerlich | 1996-05-21 |
| 5392194 | Coding device for assembling plugable electrical assemblies into a module | Karl Zell, Juergen Seibold | 1995-02-21 |
| 5336098 | Device for the electrical connection of shieldings of multi-pole plugs to the grounded potential layer of a printed circuit board | Karl Zell | 1994-08-09 |
| 5273457 | Contact arrangement between a coax cable and the blades of a wiring backplane | Karl Zell, Juergen Seibold | 1993-12-28 |
| 5217381 | Coding mechanism having integrated special contacts for electrical assemblies pluggable onto a backplane wiring | Karl Zell, Hans-Jost Heimueller | 1993-06-08 |
| 5080597 | Grounding mechanism | Karl Zell | 1992-01-14 |
| 5067232 | Method for contacting shielding plates | Karl Zell | 1991-11-26 |
| 5067914 | Multi-pole connector having a centering strip with a shield | Karl Zell | 1991-11-26 |
| 4884975 | Centering strip for use with a backplane printed circuit board | Leo Pelzl, Karl Zell | 1989-12-05 |