DIPL.-ING. H. HORSTMANN GMBH

Patent Owner

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Patent Activity in the Last 10 Years

Technologies

Intl Class Technology Matters Rank in Class
 
  
 
G01R MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES 3156
 
  
 
G08B SIGNALLING OR CALLING SYSTEMS; ORDER TELEGRAPHS; ALARM SYSTEMS 292
 
  
 
H01F MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES 282
 
  
 
H02H EMERGENCY PROTECTIVE CIRCUIT ARRANGEMENTS 176
 
  
 
1303 EQUIPMENT FOR DISTRIBUTION OR CONTROL OF ELECTRIC POWER170

Top Patents (by citation)

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Recent Publications

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Recent Patents

Patent # Title Filing Date Issue Date Intl Class
8054191 Optical signaling device for electrical monitoring devicesAug 25, 08Nov 08, 11[G08B]
7956763 Faulted circuit indicator device having an improved clamping mechanismFeb 27, 09Jun 07, 11[G08B]
7663459 Short-circuit indicator for electrical lines for power distributionJun 23, 08Feb 16, 10[G01R, H01F]
D578478 Fiber optic cableApr 20, 07Oct 14, 08[1303]
D446136 Overhead faulted circuit indicatorDec 11, 00Aug 07, 01[1004]
D427921 Rate adjustable faulted circuit indicatorAug 14, 98Jul 11, 00[1005]
5801526 Rate adjustable faulted circuit indicator moduleAug 01, 96Sep 01, 98[G01R]
5754383 Faulted circuit indicatior with variable load levelling circuitAug 21, 95May 19, 98[H02H]
D386098 Mini faulted circuit indicatorJun 24, 96Nov 11, 97[1004]
5600248 Fault distance locator for underground cable circuitsJun 21, 95Feb 04, 97[G01R]

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Expired/Abandoned/Withdrawn Patents

Patent # Title Status Filing Date Issue/Pub Date Intl Class
2016/0054,421 METHOD FOR CALIBRATING A SHORT CIRCUIT INDICATOR WITH DIRECTION DETECTION AND SHORT CIRCUIT INDICATOR TO USE SUCH A METHODAbandonedAug 19, 14Feb 25, 16[G01R]
5748095 Mini faulted circuit indicator unitExpiredJul 15, 96May 05, 98[G08B]
5168414 Faulted circuit indicatorExpiredMay 25, 90Dec 01, 92[G08B]
4251844 Fault indicator case and mountExpiredSep 08, 78Feb 17, 81[G01R]

Top Inventors for This Owner

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