Assignee
MEDAR INC
US·31 granted patents·1,426 citations·filing 1982–2000
Top patents by PatentIndex Score
31 records- 0195US5751450AMethod and system for measuring color differenceMEDAR INC·Filed 1996·Granted May 12, 1998·169 cites·40 claims
- 0295US5646733AScanning phase measuring method and system for an object at a vision stationMEDAR INC·Filed 1996·Granted Jul 8, 1997·147 cites·27 claims
- 0395US5636025ASystem for optically measuring the surface contour of a part using more fringe techniquesMEDAR INC·Filed 1994·Granted Jun 3, 1997·204 cites·11 claims
- 0489US5742504AMethod and system for quickly developing application software for use in a machine vision systemMEDAR INC·Filed 1995·Granted Apr 21, 1998·242 cites·30 claims
- 0588US5940296AMethod and system for interactively developing a graphical control-flow structure and associated application software for use in a machine vision systemMEDAR INC·Filed 1997·Granted Aug 17, 1999·133 cites·32 claims
- 0686US5821993AMethod and system for automatically calibrating a color camera in a machine vision systemMEDAR INC·Filed 1996·Granted Oct 13, 1998·97 cites·12 claims
- 0779US6342686B1Method for determining a condition of a resistance spotwelding system or a workpiece in the systemMEDAR INC·Filed 2000·Granted Jan 29, 2002·20 cites·49 claims
- 0874US6016161AMethod and system for automatically calibrating a color-based machine vision systemMEDAR INC·Filed 1998·Granted Jan 18, 2000·46 cites·18 claims
- 0971US5753903AMethod and system for controlling light intensity in a machine vision systemMEDAR INC·Filed 1996·Granted May 19, 1998·43 cites·11 claims
- 1071US5715051AMethod and system for detecting defects in optically transmissive coatings formed on optical media substratesMEDAR INC·Filed 1996·Granted Feb 3, 1998·38 cites·24 claims
- 1168US5764386AMethod and system for automatically monitoring the colors of an object at a vision stationMEDAR INC·Filed 1996·Granted Jun 9, 1998·35 cites·26 claims
- 1268US4849873AActive snubber for an inverterMEDAR INC·Filed 1987·Granted Jul 18, 1989·32 cites·18 claims
- 1366US5969753AMethod and system for detecting errors in a sample imageMEDAR INC·Filed 1998·Granted Oct 19, 1999·48 cites·12 claims
- 1463US6225590B1Method for determining a condition of a resistance spotwelding system or a workpiece in the systemMEDAR INC·Filed 1999·Granted May 1, 2001·19 cites·15 claims
- 1563US4885451AAutomatic stepper for resistance weldingMEDAR INC·Filed 1988·Granted Dec 5, 1989·18 cites·17 claims
- 1662US5701179AMethod and system for measuring dimensions of an edge of a partMEDAR INC·Filed 1995·Granted Dec 23, 1997·25 cites·20 claims
- 1758US4804819AStructure and method for resistance welding with an inductively coupled power sourceMEDAR INC·Filed 1986·Granted Feb 14, 1989·14 cites·18 claims
- 1857US4851635AMethod and apparatus for determining the power factor of a circuitMEDAR INC·Filed 1988·Granted Jul 25, 1989·14 cites·31 claims
- 1949US5128507AWeld control structure for and method of delaying initiation of a weldMEDAR INC·Filed 1984·Granted Jul 7, 1992·8 cites·16 claims
- 2048US5793243AMethod of stabilizing an electronic signal integratorMEDAR INC·Filed 1994·Granted Aug 11, 1998·12 cites·10 claims
- 2146US5757978AMethod and system for detecting localized birefringence defects in a dynamic global birefringence fieldMEDAR INC·Filed 1996·Granted May 26, 1998·10 cites·18 claims
- 2239US5757176AMethod and system for controlling output current of a large, low-voltage, DC power supply and obtaining diagnostic information from the operation thereofMEDAR INC·Filed 1997·Granted May 26, 1998·9 cites·32 claims
- 2336US5694384AMethod and system for measuring Kerr rotation of magneto-optical mediumMEDAR INC·Filed 1996·Granted Dec 2, 1997·7 cites·9 claims
- 2435US5815255AMethod and system for measuring deflection angle of a beam of light reflected from a disk to determine tilt of the diskMEDAR INC·Filed 1997·Granted Sep 29, 1998·8 cites·25 claims
- 2533US5589088AMethod of regulating DC current in resistance weldersMEDAR INC·Filed 1995·Granted Dec 31, 1996·12 cites·8 claims
- 2632US4513363AStructure for and method of reducing impedance in multiphase direct current power suppliesMEDAR INC·Filed 1982·Granted Apr 23, 1985·2 cites·19 claims
- 2730US5424506AStructure for and method of weld controlMEDAR INC·Filed 1992·Granted Jun 13, 1995·3 cites·5 claims
- 2830US4831229AHigh frequency resistance spot welding structure and methodMEDAR INC·Filed 1986·Granted May 16, 1989·2 cites·16 claims
- 2929US4733045AMethod of and structure for high speed resistance seam weldingMEDAR INC·Filed 1986·Granted Mar 22, 1988·1 cites·26 claims
- 3028US5982479AMethod for calibrating a tilt inspection system and reference disk assembly for use thereinMEDAR INC·Filed 1997·Granted Nov 9, 1999·4 cites·15 claims
- 3123US5955855AMethod and system for tuning a drive to its coupled motor to minimize motor resonance and sensing device for use thereinMEDAR INC·Filed 1997·Granted Sep 21, 1999·4 cites·20 claims
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