Assignee
TREK INC
US·9 granted patents·4 pending applications·83 citations·filing 1990–2024
Top patents by PatentIndex Score
13 records- 0171US7427864B2Ion balance monitorTREK INC·Filed 2005·Granted Sep 23, 2008·5 cites·18 claims
- 0259US7439746B2Electrostatic voltmeterTREK INC·Filed 2006·Granted Oct 21, 2008·3 cites·17 claims
- 0359US6600323B2Sensor for non-contacting electrostatic detectorTREK INC·Filed 2001·Granted Jul 29, 2003·10 cites·20 claims
- 0457US2026047382A1Electrostatic wafer clamping and sensing systemTREK INC·Filed 2024·Application pending·0 cites
- 0555US6507197B1Electrostatic force detector with cantilever for an electrostatic force microscopeTREK INC·Filed 1998·Granted Jan 14, 2003·21 cites·10 claims
- 0651US6337478B1Electrostatic force detector with cantilever and shield for an electrostatic force microscopeTREK INC·Filed 1999·Granted Jan 8, 2002·17 cites·25 claims
- 0743US6573725B2Sensor for non-contacting electrostatic detectorTREK INC·Filed 2001·Granted Jun 3, 2003·4 cites·16 claims
- 0842US5119030AApparatus for electrically inspecting the surface of a drumTREK INC·Filed 1990·Granted Jun 2, 1992·11 cites·9 claims
- 0939US5101159AElectrostatic pin hole detectorTREK INC·Filed 1990·Granted Mar 31, 1992·12 cites·20 claims
- 1038US2019072519A1Electrostatic Force Detector With Improved Shielding And Method Of Using An Electrostatic Force DetectorTREK INC·Filed 2017·Application pending·0 cites
- 1138US2013085714A1Method and device for moving a sensor close to a surfaceTREK INC·Filed 2012·Application pending·0 cites
- 1235US2008079435A1Electrostatic Voltmeter With Spacing-Independent Speed of ResponseTREK INC·Filed 2006·Application pending·0 cites
- 1333US11282732B2System and method for clamping a work pieceTREK INC·Filed 2015·Granted Mar 22, 2022·0 cites·3 claims
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Counts cover granted patents and pending applications in the PatentIndex corpus. How scoring works →