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Patent applications and USPTO patent grants for Petersen; Dirch H..The latest application filed is for "multi-point probe for testing electrical properties and a method of producing a multi-point probe".
Patent | Date |
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Method of determining an electrical property of a test sample Grant 8,907,690 - Petersen , et al. December 9, 2 | 2014-12-09 |
Multi-point Probe For Testing Electrical Properties And A Method Of Producing A Multi-point Probe App 20110285416 - Petersen; Dirch H. | 2011-11-24 |
Device including a contact detector Grant 8,058,886 - Petersen , et al. November 15, 2 | 2011-11-15 |
Method Of Determining An Electrical Property Of A Test Sample App 20100271059 - Petersen; Dirch H. ;   et al. | 2010-10-28 |
Device Including A Contact Detector App 20100141291 - Petersen; Dirch H. ;   et al. | 2010-06-10 |
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