Issued Patents All Time
Showing 1–13 of 13 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7896710 | Electrical contact device | Erhard Deylitz | 2011-03-01 |
| 7408357 | Device for detecting contact wear in switching appliances | Bernd Adam | 2008-08-05 |
| 7202427 | Switch contact arrangement comprising a device for increasing a contact-force acting between switch contacts | Michael Bach | 2007-04-10 |
| 7041929 | Contact arrangement for a vacuum switch tube | Johannes-Gerhard Banghard, Klemens Fieberg, Werner Hartmann, Roman Renz | 2006-05-09 |
| 6864456 | Vacuum interrupter chamber with ring-shaped insulator | Johannes-Gerh Banghard, Klemens Fieberg, Werner Hartmann, Harald Kurzmann, Joerg Kusserow +4 more | 2005-03-08 |
| 6778650 | Circuit breaker remote service system | Jeffery C. Mizener | 2004-08-17 |
| 6765680 | Methods of testing and manufacturing micro-electrical mechanical mirrors | Charles D. Carr, Zhencan (Frank) Fan, Lu Fang, Xiaoqing Yin | 2004-07-20 |
| 6674039 | Contact arrangement for a vacuum interrupter | Johannes-Gerh Banghard, Klemens Fieberg, Werner Hartmann, Roman Renz | 2004-01-06 |
| 5933303 | Device for protection against overload of the switch contacts of a switching device | — | 1999-08-03 |
| 5701447 | Method and apparatus for eliminating latch propagation delays in an alignment unit for use in a fractional bus architecture | — | 1997-12-23 |
| 5521348 | Multi-pole vacuum switch with an insulation assembly surrounding each vacuum interrupter | Klaus-Gunther Berndt, Detlev Schmidt, Kathrina Marek, Johannes-Gerh Banghard | 1996-05-28 |
| 5216289 | Asynchronous reset scheme for ultra-low noise port tri-state output driver circuit | Joseph H. Salmon, Jeffery D. Wilson | 1993-06-01 |
| 5170073 | Ultra-low noise port output driver circuit | Joseph H. Salmon, Robert E. Larsen | 1992-12-08 |