Essex Electronics, Inc.

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Patent Activity in the Last 10 Years

Technologies

Intl Class Technology Matters Rank in Class
 
  
 
1005 INSTRUMENTS, APPARATUS AND DEVICES FOR CHECKING, SECURITY OR TESTING615
 
  
 
B41J TYPEWRITERS; SELECTIVE PRINTING MECHANISMS, i.e. MECHANISMS PRINTING OTHERWISE THAN FROM A FORME; CORRECTION OF TYPOGRAPHICAL ERRORS 2100
 
  
 
1402 DATA PROCESSING EQUIPMENT AS WELL AS PERIPHERAL APPARATUS AND DEVICES261
 
  
 
G01R MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES 1158
 
  
 
H01H ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES 193
 
  
 
H01L SEMICONDUCTOR DEVICES; ELECTRIC SOLID STATE DEVICES NOT OTHERWISE PROVIDED FOR 1361
 
  
 
H01Q AERIALS 1109

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Recent Publications

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Recent Patents

Patent # Title Filing Date Issue Date Intl Class
9140757 Testing a circuit assembly that contains a piezoelectric switchMar 27, 13Sep 22, 15[G01R, H01H]
D738882 Touchless microwave switchMar 31, 14Sep 15, 15[1402]
D724588 Smart card RFID readerMar 31, 14Mar 17, 15[1402]
D686931 Proximity sensorMar 22, 12Jul 30, 13[1005]
D686932 Proximity sensorMar 22, 12Jul 30, 13[1005]
D639194 Proximity sensorMar 22, 10Jun 07, 11[1005]
D639195 Proximity sensorMar 22, 10Jun 07, 11[1005]
D634661 Proximity sensorMar 22, 10Mar 22, 11[1005]
D634662 Proximity sensorMar 22, 10Mar 22, 11[1005]
7063471 Access control apparatusMay 20, 04Jun 20, 06[B41J]

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Expired/Abandoned/Withdrawn Patents

Patent # Title Status Filing Date Issue/Pub Date Intl Class
2012/0306,614 SINGLE ELEMENT KEYLESS CONTROL SYSTEMAbandonedJun 06, 11Dec 06, 12[G05B]

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