Inventor

Rong-Chang Liang

Inventor

Cupertino, CA, US

Overview

1988–2021

Patent span

Physics

Primary field (CPC G)

Patents· 182 as inventor

Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.

G02Fprimary

G02FOptical devices or arrangements for the control of light by modification of the optical properties of the media of the elements involved therein27%

Y10TTechnical subjects covered by former us classification8%

G03FPhotomechanical production of textured or patterned surfaces, e.g. for printing, for processing of semiconductor devices6%

C08GMacromolecular compounds obtained otherwise than by reactions only involving unsaturated carbon-to-carbon bonds5%

C09JAdhesives5%

B29CShaping or joining of plastics4%

C09KMaterials for miscellaneous applications, not provided for elsewhere3%

Y10STechnical subjects covered by former uspc cross-reference art collections [xracs] and digests3%

B01JChemical or physical processes, e.g. catalysis or colloid chemistry3%

C08LCompositions of macromolecular compounds2%

PatentTitleYear

11,091,699Liquid crystal composition and liquid crystal display element2021 11,078,421Liquid crystal composition and display using composition2021 10,062,660Anisotropic conductive film including a reflective layer2018 9,871,177'Anisotropic conductive film (ACF) including a relfective layer'2018 9,475,963'Fixed array ACFs with multi-tier partially embedded particle morphology and their manufacturing processes'2016 9,410,370'Electric curtain'2016 9,360,678'Light modulating module and image display'2016 9,352,539'Microcavity carrier with image enhancement for laser ablation'2016 9,346,987'Adhesive and sealing layers for electrophoretic displays'2016 9,322,213'Display with an adjustable focus mechanism'2016 9,114,663'Magnetophoretic and electromagnetophoretic displays'2015 9,102,851'Microcavity carrier belt and method of manufacture'2015 9,081,250'Electrophoretic display and process for its manufacture'2015 9,006,642'Focus adjustable apparatus'2015 8,993,052'Manufacturing process for porous material'2015 8,952,996'Image display system'2015 8,883,282'Electrode tape'2014 8,864,483'Machine for manufacturing electrode tape'2014 8,867,119'Heat resistive particles for particle-based displays and fabrication methods thereof'2014 8,850,689'Method for manufacturing switchable particle-based display using a pre-filling process'2014 8,802,214'Non-random array anisotropic conductive film (ACF) and manufacturing processes'2014 8,773,744'Light modulating cell, device and system'2014 8,708,764'Switchable color particle-based display and method of manufacturing same'2014 8,638,492'Display cell, display apparatus and method for making same'2014 8,625,188'Process for the manufacture of electrophoretic displays'2014 8,582,197'Process for preparing a display panel'2013 8,559,162'Mesoporous carbon material, fabrication method thereof and supercapacitor'2013 8,547,628'Methods and compositions for improved electrophoretic display performance'2013 8,520,292'Electrophoretic display and process for its manufacture'2013 8,514,168'Electrophoretic display with thermal control'2013 8,514,474'Three-dimensional display device'2013 8,481,612'Latent hardener with improved barrier properties and compatibility'2013 8,419,495'Switchable particle-based display and method of manufacturing same'2013 8,361,620'Functionalized halogenated polymers for microencapsulation'2013 8,361,356'Composition and process for the sealing of microcups in roll-to-roll display manufacturing'2013 8,282,762'Transmissive or reflective liquid crystal display and process for its manufacture'2012 8,257,614'Electrophoretic dispersions'2012 8,192,837'Adhesive layer composition for in-mold decoration'2012 8,179,589'Methods and compositions for improved electrophoretic display performance'2012 8,162,212'Price tag system'2012 8,084,553'Curable adhesive compositions, process, and applications'2011 8,067,484'Latent hardener with improved barrier properties and compatibility'2011 8,044,154'Latent hardener for epoxy compositions'2011 8,023,071'Transmissive or reflective liquid crystal display'2011 8,018,643'Magnetophoretic and electromagnetophoretic displays'2011 8,002,948'Process for forming a patterned thin film structure on a substrate'2011 7,972,472'Process for forming a patterned thin film structure for in-mold decoration'2011 7,955,532'High performance capsules for electrophoretic displays'2011 7,951,938'Fluorinated dyes or colorants and their uses'2011 7,927,711'Durable layer composition for in-mold decoration'2011 7,923,488'Epoxy compositions'2011 7,910,205'Release layer for in-mold decoration'2011 7,850,867'Compositions for liquid crystal display'2010 7,821,702'Electrophoretic display with dual mode switching'2010 7,800,813'Methods and compositions for improved electrophoretic display performance'2010 7,767,112'Method for inducing or enhancing the threshold voltage of an electrophoretic display'2010 7,715,087'Segment electrophoretic displays and methods for their manufacture'2010 7,715,088'Electrophoretic display'2010 7,684,108'Process for the manufacture of electrophoretic displays'2010 7,679,813'Electrophoretic display with dual-mode switching'2010 7,615,325'Compositions for liquid crystal display'2009 7,616,374'Electrophoretic displays with improved high temperature performance'2009 7,580,180'Magnetophoretic and electromagnetophoretic displays'2009 7,576,904'Electro-magnetophoresis display'2009 7,572,394'Electrophoretic dispersions'2009 7,572,491'Adhesive and sealing layers for electrophoretic displays'2009 7,564,614'Electrode protection film for electrophoretic displays'2009 7,560,004'Adhesive and sealing layers for electrophoretic displays'2009 7,557,981'Electrophoretic display and process for its manufacture'2009 7,532,389'Fluorinated silicon phthalocyanines and naphthalocyanines for electrophoretic display'2009 7,522,332'Electrophoretic display and process for its manufacture'2009 7,492,505'Electrophoretic display with dual mode switching'2009 7,471,369'Transmissive or reflective liquid crystal display and process for its manufacture'2008 7,470,386'Roll-to-roll embossing tools and processes'2008 7,408,696'Three-dimensional electrophoretic displays'2008 7,401,758'In mold manufacture of an object with embedded display panel'2008 7,390,901'Fluorinated dyes or colorants and their uses'2008 7,385,751'Process for imagewise opening and filling color display components and color displays manufactured thereof'2008 7,382,514'Core-shell particles for electrophoretic display'2008 7,374,634'Process for the manufacture of electrophoretic displays'2008 7,347,957'Methods and compositions for improved electrophoretic display performance'2008 7,327,346'Electrode and connecting designs for roll-to-roll format flexible display manufacturing'2008 7,307,778'Compositions and processes for format-flexible, roll-to-roll manufacturing of electrophoretic displays'2007 7,286,279'Microencapsulation processes and compositions for electrophoretic displays'2007 7,277,218'Electrophoretic compositions'2007 7,271,947'Electrophoretic display with dual-mode switching'2007 7,261,920'Process for forming a patterned thin film structure on a substrate'2007 7,245,414'Electrochromic or electrodeposition display and novel process for their manufacture'2007 7,242,514'Electrophoretic display with thermal control'2007 7,233,429'Electrophoretic display'2007 7,226,550'Electrophoretic dispersions'2007 7,205,355'Composition and process for the manufacture of an improved electrophoretic display'2007 7,182,830'Compositions and assembly process for liquid crystal display'2007 7,184,197'High performance capsules for electrophoretic displays'2007 7,166,182'Adhesive and sealing layers for electrophoretic displays'2007 7,158,282'Electrophoretic display and novel process for its manufacture'2007 7,156,945'Process for forming a patterned thin film structure for in-mold decoration'2007 7,144,942'Composition and process for the sealing of microcups in roll-to-roll display manufacturing'2006 7,141,688'Fluorinated dye stabilizers in fluorinated dielectric solvent'2006 7,142,351'Electro-magnetophoresis display'2006 7,141,279'Transmissive or reflective liquid crystal display and novel process for its manufacture'2006 7,112,114'Electrophoretic display and process for its manufacture'2006 7,113,323'Magnetophoretic and electromagnetophoretic displays'2006 7,110,162'Electrophoretic dispersion with a fluorinated solvent and a charge controlling agent'2006 7,095,477'Transmissive or reflective liquid crystal display and process for its manufacture'2006 7,079,303'Segment electrophoretic displays and methods for their manufacture'2006 7,072,095'Electrophoretic display and novel process for its manufacture'2006 7,061,662'Electrophoretic display with thermal control'2006 7,052,571'Electrophoretic display and process for its manufacture'2006 7,052,766'Functionalized halogenated polymers for microencapsulation'2006 7,046,228'Electrophoretic display with dual mode switching'2006 7,038,670'Electrophoretic display with dual mode switching'2006 7,038,656'Electrophoretic display with dual-mode switching'2006 7,005,468'Composition and process for the sealing of microcups in roll-to-roll display manufacturing'2006 6,987,605'Transflective electrophoretic display'2006 6,972,893'Process for imagewise opening and filling color display components and color displays manufactured thereof'2005 6,958,849'Electrophoretic display with improved temperature latitude and switching performance'2005 6,956,690'Electrophoretic display with a bi-modal particle system'2005 6,947,202'Electrophoretic display with sub relief structure for high contrast ratio and improved shear and/or compression resistance'2005 6,933,098'Process for roll-to-roll manufacture of a display by synchronized photolithographic exposure on a substrate web'2005 6,930,818'Electrophoretic display and novel process for its manufacture'2005 6,927,892'Magnetophoretic and electromagnetophoretic displays'2005 6,914,713'Electro-magnetophoresis display'2005 6,914,714'Process for imagewise opening and filling color display components and color displays manufactured thereof'2005 6,909,532'Matrix driven electrophoretic display with multilayer back plane'2005 6,906,779'Process for roll-to-roll manufacture of a display by synchronized photolithographic exposure on a substrate web'2005 6,885,495'Electrophoretic display with in-plane switching'2005 6,873,452'Compositions and processes for format flexible, roll-to-roll manufacturing of electrophoretic displays'2005 6,870,662'Methods of surface modification for improving electrophoretic display performance'2005 6,867,898'Electrophoretic display and novel process for its manufacture'2005 6,865,012'Electrophoretic display and novel process for its manufacture'2005 6,859,302'Electrophoretic display and novel process for its manufacture'2005 6,850,355'Electrophoretic display with color filters'2005 6,833,943'Electrophoretic display and novel process for its manufacture'2004 6,833,177'Microcup compositions having improved flexure resistance and release properties'2004 6,831,770'Electrophoretic display and novel process for its manufacture'2004 6,831,771'Electronic whiteboard using electrophoretic display'2004 6,829,078'Electrophoretic display and novel process for its manufacture'2004 6,795,138'Transmissive or reflective liquid crystal display and novel process for its manufacture'2004 6,795,229'Electrophoretic display with sub relief structure for high contrast ratio and improved shear and/or compression resistance'2004 6,788,449'Electrophoretic display and novel process for its manufacture'2004 6,788,452'Process for manufacture of improved color displays'2004 6,784,953'Transmissive or reflective liquid crystal display and novel process for its manufacture'2004 6,753,067'Microcup compositions having improved flexure resistance and release properties'2004 6,751,008'Electrophoretic display and novel process for its manufacture'2004 6,751,007'Transflective electrophoretic display'2004 6,740,465'Imaging media containing heat developable photosensitive microcapsules'2004 6,672,921'Manufacturing process for electrophoretic display'2004 6,545,797'Process for imagewise opening and filling color display components and color displays manufactured thereof'2003 6,258,505'Heat and radiation-sensitive imaging medium, and processes for use thereof'2001 6,054,246'Heat and radiation-sensitive imaging medium, and processes for use thereof'2000 5,925,289'Synthetic UV-bleached polarizer and method for the manufacture thereof'1999 5,853,958'Lithographic plate with disperse particulate rubber additive'1998 5,811,220'On-press lithographic development methodology facilitated by the use of a disperse hydrophilic microgel'1998 5,795,698'On-press developable printing plate with amphoteric hydrogen bond forming developability stabilizer'1998 5,677,110'On-press development of an overcoated lithographic plate'1997 5,677,108'On-press removable quenching overcoat for lithographic plates'1997 5,620,827'On-press developable lithographic printing plate precursor'1997 5,616,449'Lithographic printing plates with dispersed rubber additives'1997 5,607,816'On-press developable lithographic printing plates with high plasticizer content photoresists'1997 5,599,650'Photoreaction quenchers in on-press developable lithographic printing plates'1997 5,561,029'Low-volatility, substituted 2-phenyl-4,6-bis (halomethyl)-1,3,5-triazine for lithographic printing plates'1996 5,556,924'Synthesis of photoreactive polymeric binders'1996 5,516,620'Method of on-press developing lithographic plates utilizing microencapsulated developers'1996 5,514,522'Synthesis of photoreactive polymeric binders'1996 5,283,015'Method for producing amine-formaldehyde microcapsules and photosensitive microcapsules produced thereby'1994 5,216,065'Emulsion polymerization with large particle size'1993 5,212,044'Photoresist composition including polyphenol and sensitizer'1993 5,206,208'Stabilization of thermal images'1993 5,120,475'Method for preparing microcapsules having improved pre-walls, and microcapsules and photosensitive materials produced thereby'1992 5,112,540'Method of making microcapsules having an improved pre-wall'1992 5,011,885'Methods for the production of microcapsules using functionalized isocyanate'1991 5,010,114'Microsuspension polymerization'1991 5,008,237'Vinyl developer resins'1991 4,977,060'Method for producing microcapsules and photosensitive microcapsules produced thereby'1990 4,977,059'Sulfonated-ethylene oxide dispersants for use in preparing amine-formaldehyde microcapsules'1990 4,971,885'Microcapsule coating compositions containing coupling agents for improved adhesion'1990 4,970,193'Developer composition having improved blocking resistance'1990 4,960,750'Recording sheet having improved cohesion and adhesion of microcapsules'1990 4,877,767'Vinyl developer resins'1989 4,853,364'Developer composition comprising phenol resins and vinylic or acrylic resins'1989 4,767,826'Radiation-sensitive polymers'1988

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

1989–1994Patents assigned to MEAD CORP (15)· patent assignee history

1989–1994Based in Centerville, OH, US· patent location history

1993–2001Patents assigned to POLAROID CORP (17)· patent assignee history

1993–1997Based in Lexington, MA, US· patent location history

1996–2005Based in Newton, MA, US· patent location history

2003–2015Patents assigned to SIPIX IMAGING INC (115)· patent assignee history

2003–2006Based in Sunnyvale, CA, US· patent location history

2004–2018Based in Cupertino, CA, US· patent location history

2011–2016Patents assigned to LIANG RONG-CHANG (29)· patent assignee history

2013–2016Patents assigned to DELTA ELECTRONICS INC (14)· patent assignee history

Inventor activity

Assignee and location history derived from the patent record.

Assignees

Assignee	Patents	Span
SIPIX IMAGING INC	115	2003–2015
LIANG RONG-CHANGself	29	2011–2016
POLAROID CORP	17	1993–2001
MEAD CORP	15	1989–1994
DELTA ELECTRONICS INC	14	2013–2016

Locations

Location	Patents	Span
Cupertino, California, US	127	2004–2018
Newton, Massachusetts, US	19	1996–2005
Centerville, OH, US	15	1989–1994
Sunnyvale, California, US	10	2003–2006
Lexington, Massachusetts, US	3	1993–1997