ELECTROGLAS, 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 9150
 
  
 
G06K RECOGNITION OF DATA; PRESENTATION OF DATA; RECORD CARRIERS; HANDLING RECORD CARRIERS 4194
 
  
 
G01B MEASURING LENGTH, THICKNESS OR SIMILAR LINEAR DIMENSIONS; MEASURING ANGLES; MEASURING AREAS; MEASURING IRREGULARITIES OF SURFACES OR CONTOURS297
 
  
 
F16C SHAFTS; FLEXIBLE SHAFTS; ELEMENTS OF CRANKSHAFT MECHANISMS; ROTARY BODIES OTHER THAN GEARING ELEMENTS; BEARINGS 169
 
  
 
G06T IMAGE DATA PROCESSING OR GENERATION, IN GENERAL 1134
 
  
 
H01L SEMICONDUCTOR DEVICES; ELECTRIC SOLID STATE DEVICES NOT OTHERWISE PROVIDED FOR 1361

Top Patents (by citation)

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Recent Publications

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Recent Patents

Patent # Title Filing Date Issue Date Intl Class
7368929 Methods and apparatuses for improved positioning in a probing systemJan 18, 06May 06, 08[G01R]
7362116 Method for probing impact sensitive and thin layered substrateNov 09, 05Apr 22, 08[G01R]
7352198 Methods and apparatuses for improved stabilization in a probing systemJan 18, 06Apr 01, 08[G01R]
7345466 Method and apparatus for cleaning a probe cardAug 02, 05Mar 18, 08[G01R]
7259548 Testing circuits on substrateJan 07, 05Aug 21, 07[G01R]
7098649 Testing circuits on substratesJun 17, 04Aug 29, 06[G01R]
7002337 Testing circuits on substratesJul 27, 04Feb 21, 06[G01R]
6756801 Apparatus for electrical testing of a substrate having a plurality of terminalsJun 11, 02Jun 29, 04[G01R]
6711304 Method and apparatus for measuring angular rotation of an objectOct 26, 01Mar 23, 04[G06T]
6549649 Apparatus and method for projecting an alignment imageMar 04, 99Apr 15, 03[G06K]

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Expired/Abandoned/Withdrawn Patents

Patent # Title Status Filing Date Issue/Pub Date Intl Class
7453260 Testing circuits on substrateExpiredJul 24, 06Nov 18, 08[G01R]
7180284 Testing circuits on substratesExpiredOct 04, 05Feb 20, 07[G01R]
6861859 Testing circuits on substratesExpiredOct 22, 01Mar 01, 05[G01R]
6781394 Testing circuits on substrateExpiredOct 22, 01Aug 24, 04[G01R]
6771060 Testing circuits on substratesExpiredOct 22, 01Aug 03, 04[G01R]
6417683 Apparatus for electrical testing of a substrate having a plurality of terminalsExpiredJun 27, 00Jul 09, 02[G01R]
6320372 Apparatus and method for testing a substrate having a plurality of terminalsExpiredJul 09, 99Nov 20, 01[G01R]
6310985 Measuring angular rotation of an objectExpiredJul 29, 98Oct 30, 01[G06K]
5010295 Ball screw supported Z stageExpiredJun 14, 89Apr 23, 91[G01R]
4935676 Method of moving head to correct for hysteresisExpiredMay 15, 89Jun 19, 90[H02K]
4607525 Height measuring systemExpiredOct 09, 84Aug 26, 86[G01B, G01R]
4455512 System for linear motor controlExpiredApr 23, 82Jun 19, 84[G05B]
4335338 Linear motorExpiredJun 30, 80Jun 15, 82[B64C]
4324047 Universal high speed holderExpiredMay 16, 80Apr 13, 82[B43L]

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