MEHTA TECH., INC.

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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 2157
 
  
 
G06F ELECTRIC DIGITAL DATA PROCESSING 2445
 
  
 
H03L AUTOMATIC CONTROL, STARTING, SYNCHRONISATION, OR STABILISATION OF GENERATORS OF ELECTRONIC OSCILLATIONS OR PULSES 278
 
  
 
G04B MECHANICALLY-DRIVEN CLOCKS OR WATCHES; MECHANICAL PARTS OF CLOCKS OR WATCHES IN GENERAL; TIME-PIECES USING THE POSITION OF THE SUN, MOON, OR STARS 136
 
  
 
G05B CONTROL OR REGULATING SYSTEMS IN GENERAL; FUNCTIONAL ELEMENTS OF SUCH SYSTEMS; MONITORING OR TESTING ARRANGEMENTS FOR SUCH SYSTEMS OR ELEMENTS 1100
 
  
 
G05F SYSTEMS FOR REGULATING ELECTRIC OR MAGNETIC VARIABLES 199

Top Patents (by citation)

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Recent Publications

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Recent Patents

Patent # Title Filing Date Issue Date Intl Class
8866517 Power system data acquisition systemsMay 30, 12Oct 21, 14[H03L]
8340931 Power grid with comparison of differences in remote phasor changesOct 05, 09Dec 25, 12[G01R]
6415244 Power monitoring system and methodMar 31, 99Jul 02, 02[G06F, G01R]
5644271 Temperature compensated clockMar 05, 96Jul 01, 97[H03L, G04B]
5216621 Line disturbance monitor and recorder systemFeb 28, 91Jun 01, 93[G06F]

Expired/Abandoned/Withdrawn Patents

Patent # Title Status Filing Date Issue/Pub Date Intl Class
2013/0285,719 POWER SYSTEM DATA ACQUISITION SYSTEMSAbandonedMay 30, 12Oct 31, 13[H03L]
4580097 Electronic proximity sensor which is responsive to induced resistanceExpiredMay 23, 84Apr 01, 86[G08B, G01N, G01R, G01B]
4499549 Digital computer having analog signal circuitryExpiredJun 25, 82Feb 12, 85[G06F, G06J]
4360784 Transformer coupled isolation amplifierExpiredAug 13, 80Nov 23, 82[H03F]
4321477 Energy management apparatus and methodExpiredFeb 11, 76Mar 23, 82[H02J]
4278926 Step motor circuitExpiredMay 23, 79Jul 14, 81[G05B]
4275455 Output interface card suitable for use with a programmable logic controllerExpiredApr 02, 79Jun 23, 81[G06F]
4255748 Bus fault detectorExpiredFeb 12, 79Mar 10, 81[G06F, G01R]

Top Inventors for This Owner

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