G01R 1/16

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Patent/Pub #TitleFiling DateIssue/Publication DatePatent Owner
9914366 System and method to determine the state of charge of a battery using magnetostriction to detect magnetic response of battery materialJun 17, 14Mar 13, 18GM GLOBAL TECHNOLOGY OPERATIONS LLC
9200925 Absolute high resolution segment or revolution counterNov 06, 13Dec 01, 15AVAGO TECHNOLOGIES GENERAL IP (SINGAPORE) PTE. LTD.
8872519 System and method to determine the state of charge of a battery using magnetostriction to detect magnetic response of battery materialAug 21, 09Oct 28, 14GM GLOBAL TECHNOLOGY OPERATIONS LLC
6538423 Coil-type meterMar 08, 01Mar 25, 03NIPPON SEIKI CO., LTD.
6456062 Contact arm and electronic device testing apparatus using the sameJun 22, 01Sep 24, 02ADVANTEST CORPORATION
6323637 Miniature crossed coil gauge having an active flux ringFeb 29, 00Nov 27, 01SIMCO LTD.
6046583 Miniature crossed coil gauge having an active flux ringNov 10, 97Apr 04, 00SIMCO LTD.
5917317 Retarding magnet assembly for electricity meterFeb 18, 97Jun 29, 99GENERAL ELECTRIC COMPANY
5744729 Sample sucking deviceDec 18, 96Apr 28, 98TOA MEDICAL ELECTRONICS CO., LTD.
5686832 Miniature crossed coil gauge having an active flux ringOct 26, 95Nov 11, 97SIMCO LTD.
5578918 Modular two or three coil movement having a magnet homing free cross sectional shape of the shield potJul 21, 94Nov 26, 96Floscan Instrument Company, Inc.
5243752 Process of manufacturing an instrumentation apparatus with curable internal magnetsMar 20, 92Sep 14, 93DELPHI TECHNOLOGIES, INC.
5223791 Cross coil type indicating instrument having internally disposed engaging gearsDec 31, 91Jun 29, 93YAZAKI CORPORATION
4929891 Exciting unit for internal magnet type metersJan 13, 89May 29, 90YOKOGAWA ELECTRIC CORPORATION
4386316 Brake magnet for watt-hour metersOct 08, 80May 31, 83Not available
4331916 Meter movement having reinforced armature assemblyJan 28, 80May 25, 82YOKOGAWA ELECTRIC CORPORATION
4238729 Magnetic damping system having low induction magnetFeb 16, 79Dec 09, 80ABB POWER T&D COMPANY INC.
4238730 Magnetic brake-damper of electric measuring instrumentOct 17, 78Dec 09, 80Not available