Issued Patents All Time
Showing 1–13 of 13 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8434797 | Shutter fastener system and method of installation | — | 2013-05-07 |
| 7948251 | Guide device and test apparatus for electronic devices | Alexander Josef Waldauf | 2011-05-24 |
| 7673520 | Device and method for testing electronic components | Christian Hellmuth | 2010-03-09 |
| 6936963 | Process for encapsulating a component made of organic semiconductors | Ekkehard Messner | 2005-08-30 |
| 6683325 | Thermal expansion compensated opto-electronic semiconductor element, particularly ultraviolet (UV) light emitting diode, and method of its manufacture | Guenter Waitl, Reinhard Weitzel | 2004-01-27 |
| 5692885 | Laboratory pump for liquids | — | 1997-12-02 |
| 5572091 | Quartz glass with reduced ultraviolet radiation transmissivity, and electrical discharge lamp using such glass | Andreas Genz, Manfred Deisenhofer, Walter Keile, Bernd Lewandowski, J urgen Reichardt | 1996-11-05 |
| 5464462 | Method of making a quartz glass tube having a reduced ultraviolet radiation transmissivity | Andreas Genz, Manfred Deisenhofer, Walter Kiele, Bernd Lewandowski, Jurgen Reichardt | 1995-11-07 |
| 5017500 | Fat extraction process and apparatus | — | 1991-05-21 |
| 4685848 | Gear headed fastener and drive tool structure | — | 1987-08-11 |
| 4675883 | Arrangement for Carrier Recovery from Two Received Phase Shift Keyed Signals | Gerhard Thannhaeuser | 1987-06-23 |
| 4550642 | Fluid pressure operated piston engine assembly | — | 1985-11-05 |
| 4295908 | Method and apparatus for heat sealing a plurality of sets of continuous plastic strips together by radio frequency energy | Hans Schaefer | 1981-10-20 |