Inventor · disambiguated record
Christopher L. Chua
Also filed as: CHUA CHRISTOPHER · CHUA CHRISTOPHER L
152 granted patents·22 pending applications·3,498 citations·filing 1997–2023
99Inventor score
Top patents by PatentIndex Score
174 records- 0199US11054593B1Chip-scale optoelectronic transceiver with microspringed interposerPALO ALTO RES CT INC·Filed 2020·Granted Jul 6, 2021·10 cites·20 claims
- 0299US6548908B2Structure and method for planar lateral oxidation in passive devicesXEROX CORP·Filed 1999·Granted Apr 15, 2003·235 cites·18 claims
- 0399US6545335B1Structure and method for electrical isolation of optoelectronic integrated circuitsXEROX CORP·Filed 1999·Granted Apr 8, 2003·259 cites·16 claims
- 0499US6455340B1Method of fabricating GaN semiconductor structures using laser-assisted epitaxial liftoffXEROX CORP·Filed 2001·Granted Sep 24, 2002·303 cites·15 claims
- 0598US6674090B1Structure and method for planar lateral oxidation in activeXEROX CORP·Filed 1999·Granted Jan 6, 2004·317 cites·11 claims
- 0698US6392524B1Photolithographically-patterned out-of-plane coil structures and method of makingXEROX CORP·Filed 2000·Granted May 21, 2002·130 cites·23 claims
- 0797US9577047B2Integration of semiconductor epilayers on non-native substratesPALO ALTO RES CT INC·Filed 2015·Granted Feb 21, 2017·22 cites·21 claims
- 0897US6372356B1Compliant substrates for growing lattice mismatched filmsXEROX CORP·Filed 2000·Granted Apr 16, 2002·139 cites·43 claims
- 0996US10026579B2Self-limiting electrical triggering for initiating fracture of frangible glassPALO ALTO RES CT INC·Filed 2016·Granted Jul 17, 2018·15 cites·21 claims
- 1096US9630424B2VCSEL-based variable image optical line generatorPALO ALTO RES CT INC·Filed 2015·Granted Apr 25, 2017·8 cites·8 claims
- 1196US9401452B2P-side layers for short wavelength light emittersNORTHRUP JOHN E·Filed 2012·Granted Jul 26, 2016·33 cites·20 claims
- 1296US9252329B2Ultraviolet light emitting devices having compressively strained light emitting layer for enhanced light extractionNORTHRUP JOHN E·Filed 2011·Granted Feb 2, 2016·22 cites·23 claims
- 1396US7526007B2Buried lateral index guided lasers and lasers with lateral current blocking layersPALO ALTO RES CT INC·Filed 2005·Granted Apr 28, 2009·34 cites·17 claims
- 1496US7257141B2Phase array oxide-confined VCSELsPALO ALTO RES CT INC·Filed 2003·Granted Aug 14, 2007·63 cites·31 claims
- 1596US7000315B2Method of making photolithographically-patterned out-of-plane coil structuresXEROX CORP·Filed 2003·Granted Feb 21, 2006·57 cites·11 claims
- 1696US6396677B1Photolithographically-patterned variable capacitor structures and method of makingXEROX CORP·Filed 2000·Granted May 28, 2002·65 cites·11 claims
- 1795US9444224B2Nitride laser diode with engineered non-uniform alloy composition in the n-cladding layerPALO ALTO RES CT INC·Filed 2014·Granted Sep 13, 2016·20 cites·25 claims
- 1895US6549691B1Optical cross switching systemXEROX CORP·Filed 2000·Granted Apr 15, 2003·72 cites·24 claims
- 1995US6355497B1Removable large area, low defect density films for led and laser diode growthXEROX CORP·Filed 2000·Granted Mar 12, 2002·132 cites·32 claims
- 2095US6213789B1Method and apparatus for interconnecting devices using an adhesiveXEROX CORP·Filed 1999·Granted Apr 10, 2001·107 cites·30 claims
- 2195US5944537APhotolithographically patterned spring contact and apparatus and methods for electrically contacting devicesXEROX CORP·Filed 1997·Granted Aug 31, 1999·194 cites·14 claims
- 2294US11201275B1Superconducting stress-engineered micro-fabricated springsPALO ALTO RES CT INC·Filed 2020·Granted Dec 14, 2021·3 cites·11 claims
- 2394US9419194B2Transparent electron blocking hole transporting layerPALO ALTO RES CT INC·Filed 2013·Granted Aug 16, 2016·8 cites·15 claims
- 2494US8470619B2Selective decomposition of nitride semiconductors to enhance LED light extractionBOUR DAVID P·Filed 2010·Granted Jun 25, 2013·18 cites·20 claims
- 2594US8000366B2Laser diode with high indium active layer and lattice matched cladding layerPALO ALTO RES CT INC·Filed 2008·Granted Aug 16, 2011·21 cites·6 claims
- 2694US6856225B1Photolithographically-patterned out-of-plane coil structures and method of makingXEROX CORP·Filed 2000·Granted Feb 15, 2005·50 cites·74 claims
- 2794US6606235B2Photolithographically-patterned variable capacitor structures and method of makingFiled 2002·Granted Aug 12, 2003·45 cites·24 claims
- 2893US9219189B2Graded electron blocking layerNORTHRUP JOHN E·Filed 2012·Granted Dec 22, 2015·12 cites·29 claims
- 2992US7843982B2High power semiconductor device to output light with low-absorbtive facet windowPALO ALTO RES CT INC·Filed 2005·Granted Nov 30, 2010·24 cites·8 claims
- 3092US7714340B2Nitride light-emitting devicePALO ALTO RES CT INC·Filed 2006·Granted May 11, 2010·14 cites·22 claims
- 3192US6922327B2Photolithographically-patterned variable capacitor structures and method of makingXEROX CORP·Filed 2001·Granted Jul 26, 2005·51 cites·5 claims
- 3291US10955520B2Computer-implemented system and method for object tracking via identifier-tracker pairingsPALO ALTO RES CT INC·Filed 2020·Granted Mar 23, 2021·2 cites·20 claims
- 3391US10056477B1Nitride heterojunction bipolar transistor with polarization-assisted alloy hole-doped short-period superlattice emitter or collector layersPALO ALTO RES CT INC·Filed 2017·Granted Aug 21, 2018·7 cites·23 claims
- 3491US7733397B2Sensor surface with 3D curvature formed by electronics on a continuous 2D flexible substratePALO ALTO RES CT INC·Filed 2006·Granted Jun 8, 2010·14 cites·11 claims
- 3591US6560861B2Microspring with conductive coating deposited on tip after releaseXEROX CORP·Filed 2001·Granted May 13, 2003·52 cites·12 claims
- 3690US8748919B2Ultraviolet light emitting device incorporating optically absorbing layersCHUA CHRISTOPHER L·Filed 2011·Granted Jun 10, 2014·6 cites·18 claims
- 3790US7872272B2Nitride semiconductor ultraviolet LEDs with tunnel junctions and reflective contactPALO ALTO RES CT INC·Filed 2008·Granted Jan 18, 2011·16 cites·20 claims
- 3890US7015584B2High force metal plated spring structureXEROX CORP·Filed 2003·Granted Mar 21, 2006·35 cites·27 claims
- 3990US6760505B1Method of aligning mirrors in an optical cross switchXEROX CORP·Filed 2000·Granted Jul 6, 2004·43 cites·13 claims
- 4090US6582989B2Photolithographically-patterned out-of-plane coil structures and method of makingXEROX CORP·Filed 2001·Granted Jun 24, 2003·41 cites·9 claims
- 4190US6439898B2Method and apparatus for interconnecting devices using an adhesiveXEROX CORP·Filed 2001·Granted Aug 27, 2002·46 cites·32 claims
- 4289US9335262B2Gap distributed Bragg reflectorsWUNDERER THOMAS·Filed 2011·Granted May 10, 2016·7 cites·9 claims
- 4389US8964796B2Structure for electron-beam pumped edge-emitting device and methods for producing samePALO ALTO RES CT INC·Filed 2013·Granted Feb 24, 2015·9 cites·42 claims
- 4489US7856040B2Semiconductor light emitting devices with non-epitaxial upper claddingPALO ALTO RES CT INC·Filed 2008·Granted Dec 21, 2010·10 cites·20 claims
- 4589US6967981B2Nitride based semiconductor structures with highly reflective mirrorsXEROX CORP·Filed 2002·Granted Nov 22, 2005·28 cites·39 claims
- 4689US6646533B2Photolithographically-patterned out-of-plane coil structures and method of makingXEROX CORP·Filed 2002·Granted Nov 11, 2003·36 cites·26 claims
- 4788US10224297B2Sensor and heater for stimulus-initiated fracture of a substratePALO ALTO RES CT INC·Filed 2016·Granted Mar 5, 2019·5 cites·15 claims
- 4888US8000371B2Vertical surface emitting semiconductor devicePALO ALTO RES CT INC·Filed 2009·Granted Aug 16, 2011·9 cites·11 claims
- 4987US10583678B1Single step processing of color thermochromic materialsPALO ALTO RES CT INC·Filed 2018·Granted Mar 10, 2020·2 cites·20 claims
- 5087US10332717B2Self-limiting electrical triggering for initiating fracture of frangible glassPALO ALTO RES CT INC·Filed 2018·Granted Jun 25, 2019·3 cites·22 claims
Showing the top 50 of 174 patent records by PatentIndex Score.
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