Assignee
PHOTON DYNAMICS INC
US·73 granted patents·14 pending applications·2,853 citations·filing 1988–2023
Top patents by PatentIndex Score
87 records- 0194US7180084B2Method and apparatus for high-throughput inspection of large flat patterned media using dynamically programmable optical spatial filteringPHOTON DYNAMICS INC·Filed 2006·Granted Feb 20, 2007·27 cites·8 claims
- 0293US7137309B2High precision gas bearing split-axis stage for transport and constraint of large flat flexible media during processingPHOTON DYNAMICS INC·Filed 2005·Granted Nov 21, 2006·28 cites·11 claims
- 0392US5764209AFlat panel display inspection systemPHOTON DYNAMICS INC·Filed 1995·Granted Jun 9, 1998·156 cites·20 claims
- 0492US5432461AMethod of testing active matrix liquid crystal display substratesPHOTON DYNAMICS INC·Filed 1991·Granted Jul 11, 1995·105 cites·7 claims
- 0591US5917935AMura detection apparatus and methodPHOTON DYNAMICS INC·Filed 1996·Granted Jun 29, 1999·179 cites·45 claims
- 0691US5504438ATesting method for imaging defects in a liquid crystal display substratePHOTON DYNAMICS INC·Filed 1991·Granted Apr 2, 1996·94 cites·18 claims
- 0791US5459410AMethod and apparatus for automatically inspecting and repairing an active matrix LCD panelPHOTON DYNAMICS INC·Filed 1993·Granted Oct 17, 1995·80 cites·8 claims
- 0891US5124635AVoltage imaging system using electro-opticsPHOTON DYNAMICS INC·Filed 1991·Granted Jun 23, 1992·81 cites·20 claims
- 0991US4983911AVoltage imaging system using electro-opticsPHOTON DYNAMICS INC·Filed 1990·Granted Jan 8, 1991·81 cites·20 claims
- 1090US7466161B2Direct detect sensor for flat panel displaysPHOTON DYNAMICS INC·Filed 2006·Granted Dec 16, 2008·14 cites·6 claims
- 1190US6840667B2Method and apparatus for detection of defects using thermal stimulationPHOTON DYNAMICS INC·Filed 2003·Granted Jan 11, 2005·51 cites·27 claims
- 1289US5235272AMethod and apparatus for automatically inspecting and repairing an active matrix LCD panelPHOTON DYNAMICS INC·Filed 1991·Granted Aug 10, 1993·75 cites·2 claims
- 1389US5164565ALaser-based system for material deposition and removalPHOTON DYNAMICS INC·Filed 1991·Granted Nov 17, 1992·83 cites·15 claims
- 1489US4862075AHigh frequency test head using electro-opticsPHOTON DYNAMICS INC·Filed 1988·Granted Aug 29, 1989·76 cites·23 claims
- 1588US8025542B2Method of performing an operation with rheological compoundPHOTON DYNAMICS INC·Filed 2007·Granted Sep 27, 2011·15 cites·29 claims
- 1688US5177437AHigh-density optically-addressable circuit board probe panel and method for usePHOTON DYNAMICS INC·Filed 1990·Granted Jan 5, 1993·68 cites·28 claims
- 1787US7817333B2Modulator with improved sensitivity and life timePHOTON DYNAMICS INC·Filed 2007·Granted Oct 19, 2010·13 cites·7 claims
- 1887US7468611B2Continuous linear scanning of large flat panel mediaPHOTON DYNAMICS INC·Filed 2007·Granted Dec 23, 2008·14 cites·22 claims
- 1987US7301133B2Tracking auto focus systemPHOTON DYNAMICS INC·Filed 2005·Granted Nov 27, 2007·18 cites·27 claims
- 2087US5790247ATechnique for determining defect positions in three dimensions in a transparent structurePHOTON DYNAMICS INC·Filed 1996·Granted Aug 4, 1998·79 cites·23 claims
- 2186US7977602B2Laser ablation using multiple wavelengthsPHOTON DYNAMICS INC·Filed 2008·Granted Jul 12, 2011·11 cites·6 claims
- 2286US7084970B2Inspection of TFT LCD panels using on-demand automated optical inspection sub-systemPHOTON DYNAMICS INC·Filed 2004·Granted Aug 1, 2006·34 cites·11 claims
- 2386US7077019B2High precision gas bearing split-axis stage for transport and constraint of large flat flexible media during processingPHOTON DYNAMICS INC·Filed 2003·Granted Jul 18, 2006·36 cites·14 claims
- 2486US5801824ALarge area defect monitor tool for manufacture of clean surfacesPHOTON DYNAMICS INC·Filed 1996·Granted Sep 1, 1998·74 cites·26 claims
- 2585US6736588B1Integrated large glass handling systemPHOTON DYNAMICS INC·Filed 2003·Granted May 18, 2004·31 cites·4 claims
- 2685USRE37847EMethod and apparatus for testing LCD panel array prior to shorting bar removalPHOTON DYNAMICS INC·Filed 2000·Granted Sep 17, 2002·55 cites·64 claims
- 2785US4875006AUltra-high-speed digital test system using electro-optic signal samplingPHOTON DYNAMICS INC·Filed 1988·Granted Oct 17, 1989·68 cites·8 claims
- 2884US5465052AMethod of testing liquid crystal display substratesPHOTON DYNAMICS INC·Filed 1991·Granted Nov 7, 1995·52 cites·19 claims
- 2984US5285150AMethod and apparatus for testing LCD panel arrayPHOTON DYNAMICS INC·Filed 1990·Granted Feb 8, 1994·61 cites·5 claims
- 3084US5170127ACapacitance imaging system using electro-opticsPHOTON DYNAMICS INC·Filed 1991·Granted Dec 8, 1992·54 cites·15 claims
- 3183US5175504AMethod and apparatus for automatically inspecting and repairing a simple matrix circuit panelPHOTON DYNAMICS INC·Filed 1991·Granted Dec 29, 1992·51 cites·9 claims
- 3282US5754678ASubstrate inspection apparatus and methodPHOTON DYNAMICS INC·Filed 1996·Granted May 19, 1998·90 cites·23 claims
- 3381US7761182B2Automatic defect repair systemPHOTON DYNAMICS INC·Filed 2006·Granted Jul 20, 2010·23 cites·52 claims
- 3481US6866887B1Method for manufacturing PDLC-based electro-optic modulator using spin coatingPHOTON DYNAMICS INC·Filed 2003·Granted Mar 15, 2005·24 cites·8 claims
- 3581US6154561AMethod and apparatus for detecting Mura defectsPHOTON DYNAMICS INC·Filed 1998·Granted Nov 28, 2000·88 cites·38 claims
- 3681US5081687AMethod and apparatus for testing LCD panel array prior to shorting bar removalPHOTON DYNAMICS INC·Filed 1990·Granted Jan 14, 1992·83 cites·9 claims
- 3779US7099067B2Scratch and mar resistant PDLC modulatorPHOTON DYNAMICS INC·Filed 2004·Granted Aug 29, 2006·16 cites·14 claims
- 3879US6151153AModulator transfer process and assemblyPHOTON DYNAMICS INC·Filed 1998·Granted Nov 21, 2000·60 cites·26 claims
- 3978US7639319B2Polymer dispersed liquid crystal formulations for modulator fabricationPHOTON DYNAMICS INC·Filed 2005·Granted Dec 29, 2009·6 cites·12 claims
- 4077US7543867B2Vacuum gripping system for positioning large thin substrates on a support tablePHOTON DYNAMICS INC·Filed 2006·Granted Jun 9, 2009·12 cites·9 claims
- 4177US5459409ATesting device for liquid crystal display base platePHOTON DYNAMICS INC·Filed 1991·Granted Oct 17, 1995·44 cites·19 claims
- 4277US5095262AElectro-optic sampling system clock and stimulus pattern generatorPHOTON DYNAMICS INC·Filed 1988·Granted Mar 10, 1992·34 cites·24 claims
- 4376US9523714B2Electrical inspection of electronic devices using electron-beam induced plasma probesPHOTON DYNAMICS INC·Filed 2014·Granted Dec 20, 2016·4 cites·45 claims
- 4476US7714589B2Array test using the shorting bar and high frequency clock signal for the inspection of TFT-LCD with integrated driver ICPHOTON DYNAMICS INC·Filed 2006·Granted May 11, 2010·9 cites·6 claims
- 4576US7386161B2Method and apparatus for flat patterned media inspectionPHOTON DYNAMICS INC·Filed 2003·Granted Jun 10, 2008·13 cites·6 claims
- 4676US5543729ATesting apparatus and connector for liquid crystal display substratesPHOTON DYNAMICS INC·Filed 1991·Granted Aug 6, 1996·46 cites·19 claims
- 4775US5073754AMethod and apparatus for testing LCD panel array using a magnetic field sensorPHOTON DYNAMICS INC·Filed 1990·Granted Dec 17, 1991·44 cites·3 claims
- 4874US5391985AMethod and apparatus for measuring high speed logic states using voltage imaging with burst clockingPHOTON DYNAMICS INC·Filed 1992·Granted Feb 21, 1995·35 cites·5 claims
- 4973US7960993B2Method for capacitive testing of flat panel displaysPHOTON DYNAMICS INC·Filed 2009·Granted Jun 14, 2011·3 cites·10 claims
- 5073US5570011AMethod for testing an electronic device using voltage imagingPHOTON DYNAMICS INC·Filed 1994·Granted Oct 29, 1996·32 cites·10 claims
Showing the top 50 of 87 patent records by PatentIndex Score.
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