Issued Patents All Time
Showing 1–19 of 19 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9442139 | Rogowski coil assembly | Dominic Gerber | 2016-09-13 |
| 9293955 | Excitation device | — | 2016-03-22 |
| 9146279 | Method for detection of interlaminar sheet short circuits in the stator sheet core of electromachines | — | 2015-09-29 |
| 8536839 | Device and method for monitoring and/or analyzing rotors of electric machines in operation | Bernhard Mark | 2013-09-17 |
| 8396677 | Method for monitoring the shaft current and/or the insulation of the shaft of electric machines and device for performing the method | Zlatimir Posedel | 2013-03-12 |
| 8378645 | Method for monitoring an electrodynamic machine | Bernhard Mark | 2013-02-19 |
| 8120503 | Brush wear monitor having mounted flags interactable with an impedance dependent switch | Bernhard Mark | 2012-02-21 |
| 8084704 | Switch for a brush wear recording circuit | Bernhard Mark | 2011-12-27 |
| 8054190 | Apparatus for monitoring of brushes, in particular slipring or commutator brushes, on electrical machines | — | 2011-11-08 |
| 7923892 | Switch for a brush wear recording circuit | Bernhard Mark | 2011-04-12 |
| 7705623 | Method and device for detecting interlaminar short circuits | — | 2010-04-27 |
| 7649470 | Method and apparatus for detection of brush sparking and spark erosion on electrical machines | Ingo Kirchhoff | 2010-01-19 |
| 7212010 | Method and device for detecting a contact point on a shaft of a rotating machine | — | 2007-05-01 |
| 7117744 | Apparatus and method for detecting vibrations of the shaft assembly in an electrical machine | Ingo Kirchhoff, Zlatimir Posedel | 2006-10-10 |
| 7102379 | Apparatus and method for monitoring and/or analysis of electrical machines during operation | Ingo Kirchhoff, Zlatimir Posedel | 2006-09-05 |
| 6815957 | Method and device for inspecting laminated iron cores of electrical machines for interlamination shorts | Ingo Kirchhoff, Eric Nodwell, Zlatimir Posedel | 2004-11-09 |
| 6714020 | Protective and monitoring apparatus for a generator, and use of such a protective and monitoring apparatus | Ingo Kirchhofff, Rene Kohler, Zlatimir Posedel | 2004-03-30 |
| 5757676 | Method for measuring speed | — | 1998-05-26 |
| 5162669 | Semiconductor switch including a device for measuring a depletion layer temperature of the switch | — | 1992-11-10 |