Eldec Corporation

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Patent Activity in the Last 10 Years

Technologies

Intl Class Technology Matters Rank in Class
 
  
 
G01B MEASURING LENGTH, THICKNESS OR SIMILAR LINEAR DIMENSIONS; MEASURING ANGLES; MEASURING AREAS; MEASURING IRREGULARITIES OF SURFACES OR CONTOURS792
 
  
 
G08B SIGNALLING OR CALLING SYSTEMS; ORDER TELEGRAPHS; ALARM SYSTEMS 688
 
  
 
B60C VEHICLE TYRES 347
 
  
 
G05F SYSTEMS FOR REGULATING ELECTRIC OR MAGNETIC VARIABLES 298
 
  
 
H02M APPARATUS FOR CONVERSION BETWEEN AC AND AC, BETWEEN AC AND DC, OR BETWEEN DC AND DC, AND FOR USE WITH MAINS OR SIMILAR POWER SUPPLY SYSTEMS; CONVERSION OF DC OR AC INPUT POWER INTO SURGE OUTPUT POWER; CONTROL OR REGULATION THEREOF 2100
 
  
 
G01D MEASURING NOT SPECIALLY ADAPTED FOR A SPECIFIC VARIABLE; ARRANGEMENTS FOR MEASURING TWO OR MORE VARIABLES NOT COVERED BY A SINGLE OTHER SUBCLASS; TARIFF METERING APPARATUS; MEASURING OR TESTING NOT OTHERWISE PROVIDED FOR 159
 
  
 
G01F MEASURING VOLUME, VOLUME FLOW, MASS FLOW, OR LIQUID LEVEL; METERING BY VOLUME 158
 
  
 
G01L MEASURING FORCE, STRESS, TORQUE, WORK, MECHANICAL POWER, MECHANICAL EFFICIENCY, OR FLUID PRESSURE 155
 
  
 
G01R MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES 1158
 
  
 
H01H ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES 193

Top Patents (by citation)

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Recent Publications

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Recent Patents

Patent # Title Filing Date Issue Date Intl Class
9614377 Aircraft tire pressure sensor resonant loop linkAug 26, 14Apr 04, 17[H02J, G08B, G01L, B60C]
9061553 Aircraft tire pressure loop linkMay 22, 14Jun 23, 15[G08B, B60C]
8736466 Aircraft tire pressure loop linkOct 08, 12May 27, 14[G08B]
8573047 Focused field antenna for passive RFID tire pressure sensor tranponderJun 08, 12Nov 05, 13[H04Q, B60C]
8519869 Aircraft tire pressure loop linkMar 30, 12Aug 27, 13[G08B]
8473225 Flow meterJul 27, 12Jun 25, 13[G01F]
8305237 Aircraft tire pressure loop linkNov 04, 11Nov 06, 12[G08B]
8215162 Focused field antenna for passive RFID tire pressure sensor transponderJul 26, 10Jul 10, 12[H04Q, B60C]
8059014 Aircraft tire pressure loop linkMar 23, 09Nov 15, 11[G08B]
7796413 AC to DC Power converter for aerospace applicationsJan 22, 08Sep 14, 10[H02M]

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Expired/Abandoned/Withdrawn Patents

Patent # Title Status Filing Date Issue/Pub Date Intl Class
8255175 Flow meterExpiredJul 07, 11Aug 28, 12[G01F]
7983856 Flow meterExpiredOct 09, 08Jul 19, 11[G01F]
2009/0192,667 TIRE MONITORING SYSTEMAbandonedAug 01, 08Jul 30, 09[G06F, B60B]
6118415 Resonant square wave fluorescent tube driverExpiredApr 10, 98Sep 12, 00[G09G]
5731693 Power supply for cellular communication stationsExpiredOct 23, 96Mar 24, 98[G05F]
5606444 Wide-angle, high-speed, free-space optical communications systemExpiredOct 20, 94Feb 25, 97[H04B]
5537042 Method and system for unobtrusively measuring physical properties in electrochemical processesExpiredNov 18, 94Jul 16, 96[G01N]
5508655 Condition responsive solid-state switchExpiredAug 10, 94Apr 16, 96[H03K, H01L, F23N, G05F]
5436820 Power converter with dual PWM controlExpiredJun 09, 93Jul 25, 95[H02M]
5409186 Unitary seat support with integrated electronicsExpiredMar 05, 93Apr 25, 95[B64D]
5392655 Optical pickup and signal analyzing system for mass flowmetersExpiredMar 23, 93Feb 28, 95[G01F]
5375040 Modular electronic circuit housing and wiring boardExpiredSep 29, 92Dec 20, 94[H05K]
5359446 Wide-angle, high-speed, free-space optical communications systemExpiredSep 10, 92Oct 25, 94[H04B]
D348247 Electronic circuit housingExpiredJun 09, 93Jun 28, 94[]
D348248 Electronic circuit housingExpiredJun 09, 93Jun 28, 94[]
D345959 Electronic circuit housingExpiredSep 29, 92Apr 12, 94[]
5295212 System for transmitting signals between optical transceiversExpiredOct 29, 92Mar 15, 94[G02B]
5093654 Thin-film electroluminescent display power supply system for providing regulated write voltagesExpiredMay 17, 89Mar 03, 92[G09G]
5067917 Component mounting frameExpiredSep 06, 89Nov 26, 91[H01R]
4914561 Dual transformer device for power convertersExpiredFeb 03, 89Apr 03, 90[H02M]

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