VICKERS E.S.D., INC.

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Patent Activity in the Last 10 Years

Technologies

Intl Class Technology Matters Rank in Class
 
  
 
G05B CONTROL OR REGULATING SYSTEMS IN GENERAL; FUNCTIONAL ELEMENTS OF SUCH SYSTEMS; MONITORING OR TESTING ARRANGEMENTS FOR SUCH SYSTEMS OR ELEMENTS 695
 
  
 
H02P CONTROL OR REGULATION OF ELECTRIC MOTORS, GENERATORS, OR DYNAMO-ELECTRIC CONVERTERS; CONTROLLING TRANSFORMERS, REACTORS OR CHOKE COILS 384
 
  
 
G06F ELECTRIC DIGITAL DATA PROCESSING 2445
 
  
 
H01R ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS 2131
 
  
 
G01B MEASURING LENGTH, THICKNESS OR SIMILAR LINEAR DIMENSIONS; MEASURING ANGLES; MEASURING AREAS; MEASURING IRREGULARITIES OF SURFACES OR CONTOURS198
 
  
 
H02K DYNAMO-ELECTRIC MACHINES 1106
 
  
 
H03K PULSE TECHNIQUE 1130
 
  
 
H05B ELECTRIC HEATING; ELECTRIC LIGHTING NOT OTHERWISE PROVIDED FOR 1110
 
  
 
H05K PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS 1155

Top Patents (by citation)

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Recent Publications

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Recent Patents

Patent # Title Filing Date Issue Date Intl Class
5610489 Method and apparatus for machine controlDec 20, 95Mar 11, 97[G05B]
5465215 Numerical control method and apparatusJul 07, 94Nov 07, 95[G05B, G06F]
5444341 Method and apparatus for torque ripple compensationNov 04, 93Aug 22, 95[H02P]
5442520 Apparatus for printed circuit board connectionJul 01, 94Aug 15, 95[H01R, H05K]
5438522 Method and apparatus for sub-span interpolationApr 26, 94Aug 01, 95[G05B, G06F]
5374883 Method and apparatus for position error compensationSep 02, 92Dec 20, 94[G05B]
5373205 Method and apparatus for limiting motor currentDec 29, 92Dec 13, 94[H02K, H03K]
5340964 Method and apparatus for monitoring electrical loadsSep 29, 92Aug 23, 94[H05B]
5291391 Fast programmable scan logic controller method and apparatusMar 20, 92Mar 01, 94[G05B]
5220262 Method and apparatus for reducing cross-coupled movement through the structural dynamics of a computer numerically controlled machineFeb 25, 92Jun 15, 93[H02P, G05B]

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Expired/Abandoned/Withdrawn Patents

Patent # Title Status Filing Date Issue/Pub Date Intl Class
D365811 BezelExpiredMar 02, 95Jan 02, 96[]
5229698 Method and apparatus for sub-span interpolationExpiredAug 06, 90Jul 20, 93[G05B]
5229952 Control for injection molding machineExpiredJan 18, 91Jul 20, 93[G05B, G06F]
5210698 Servo control for molding machineExpiredJan 18, 91May 11, 93[G06F]
5164720 Interface circuits for electromagnetic position transducersExpiredAug 06, 90Nov 17, 92[G08C]
5029278 Transducer interface circuitExpiredJan 02, 90Jul 02, 91[H03K]
5005135 Dynamic correction of servo following errors in a computer-numerically controlled system and fixed cycle utilizing sameExpiredMar 22, 89Apr 02, 91[G05B]
D312821 Data input/output terminalExpiredApr 08, 88Dec 11, 90[]
4972347 Method and apparatus for determining the correct tool dimensions for a three dimensional tool mounted on a manipulatorExpiredOct 11, 88Nov 20, 90[G05B]
D312078 Combined display screen bezel and keyboard mounting panelExpiredNov 06, 87Nov 13, 90[]
D308359 Pendant control housingExpiredSep 30, 88Jun 05, 90[]
4835710 Method of moving and orienting a tool along a curved pathExpiredJul 17, 87May 30, 89[G05B, G06F]
4821167 Method and apparatus for sequential control of analogue signalsExpiredMar 02, 87Apr 11, 89[G05B, G06F]
4764759 Open circuit detector for differential encoder feedbackExpiredOct 07, 86Aug 16, 88[G08B]
4745541 Method and apparatus for process controlExpiredJun 16, 86May 17, 88[G05B]
4636938 Method and apparatus for producing numerical control programsExpiredAug 31, 84Jan 13, 87[G05B]
4629955 Method and apparatus for machine controlExpiredSep 04, 85Dec 16, 86[G05B]
4623971 Machine control with motor velocity constraintExpiredJun 30, 83Nov 18, 86[G05B, B25J]
4580209 METHOD AND APPARATUS FOR MACHINE ABSOLUTE POSITIONING MEASUREMENTWithdrawnFeb 06, 84Apr 01, 86[]
4536849 Machine operation monitorExpiredSep 08, 82Aug 20, 85[G06F]

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