Inventor · disambiguated record
Rongguang Liang
Also filed as: LIANG RONGGUANG
72 granted patents·16 pending applications·1,423 citations·filing 2002–2023
99Inventor score
Top patents by PatentIndex Score
88 records- 0198US8077949B2Apparatus for caries detectionLIANG RONGGUANG·Filed 2010·Granted Dec 13, 2011·108 cites·9 claims
- 0296US10536617B2Dual-view probe for illumination and imaging, and use thereofUNIV ARIZONA·Filed 2015·Granted Jan 14, 2020·248 cites·38 claims
- 0395US7596253B2Method and apparatus for detection of cariesCARESTREAM HEALTH INC·Filed 2005·Granted Sep 29, 2009·142 cites·53 claims
- 0494US8605974B2Apparatus for caries detectionLIANG RONGGUANG·Filed 2012·Granted Dec 10, 2013·20 cites·4 claims
- 0593US7929151B2Intra-oral camera for diagnostic and cosmetic imagingCARESTREAM HEALTH INC·Filed 2008·Granted Apr 19, 2011·111 cites·14 claims
- 0693US7668355B2Method for detection of cariesCARESTREAM HEALTH INC·Filed 2006·Granted Feb 23, 2010·113 cites·20 claims
- 0793US7577284B2Optical detection of dental cariesCARESTREAM HEALTH INC·Filed 2006·Granted Aug 18, 2009·114 cites·40 claims
- 0892US10070791B2Apparatus for caries detectionCARESTREAM DENTAL TECH TOPCO LTD·Filed 2015·Granted Sep 11, 2018·4 cites·8 claims
- 0992US8570530B2Apparatus for dental surface shape and shade imagingLIANG RONGGUANG·Filed 2009·Granted Oct 29, 2013·119 cites·14 claims
- 1092US8416984B2Automatic tooth charting using digital imagesLIANG RONGGUANG·Filed 2011·Granted Apr 9, 2013·57 cites·17 claims
- 1190US12203752B2Compact snapshot dual-mode interferometric systemUNIV ARIZONA·Filed 2021·Granted Jan 21, 2025·2 cites·20 claims
- 1290US7127163B2Ring light guideEASTMAN KODAK CO·Filed 2004·Granted Oct 24, 2006·51 cites·18 claims
- 1389US9060690B2Apparatus for caries detectionCARESTREAM HEALTH INC·Filed 2013·Granted Jun 23, 2015·6 cites·7 claims
- 1489US7616881B2Zoom flash with liquid crystal lensEASTMAN KODAK CO·Filed 2007·Granted Nov 10, 2009·20 cites·13 claims
- 1589US6863400B1Tiled projection display using spatial light modulatorsEASTMAN KODAK CO·Filed 2004·Granted Mar 8, 2005·41 cites·15 claims
- 1686US8270689B2Apparatus for caries detectionLIANG RONGGUANG·Filed 2006·Granted Sep 18, 2012·32 cites·29 claims
- 1786US7702139B2Apparatus for caries detectionCARESTREAM HEALTH INC·Filed 2006·Granted Apr 20, 2010·36 cites·17 claims
- 1885US9314150B2System and method for detecting tooth cracks via surface contour imagingCHEN SHOUPU·Filed 2011·Granted Apr 19, 2016·19 cites·12 claims
- 1984US7458685B2Automated fundus imaging systemCARESTREAM HEALTH INC·Filed 2005·Granted Dec 2, 2008·32 cites·23 claims
- 2082US12169144B2Reconfigurable polarization imaging systemUNIV ARIZONA·Filed 2020·Granted Dec 17, 2024·1 cites·21 claims
- 2180US11193824B2Compact spectrometer devices, methods, and applicationsUNIV ARIZONA·Filed 2018·Granted Dec 7, 2021·2 cites·26 claims
- 2279US12339430B2Phase-shifting diffraction phase interferometryUNIV ARIZONA·Filed 2021·Granted Jun 24, 2025·1 cites·20 claims
- 2377US7275826B2Fundus camera having curved mirror objectiveCARESTREAM HEALTH INC·Filed 2005·Granted Oct 2, 2007·16 cites·10 claims
- 2476US11900624B2Digital fringe projection and multi-spectral polarization imaging for rapid 3D reconstructionUNIV ARIZONA·Filed 2023·Granted Feb 13, 2024·0 cites·18 claims
- 2576US6988811B2Optical exposure apparatus and method for aligning a substrateEASTMAN KODAK CO·Filed 2005·Granted Jan 24, 2006·4 cites·10 claims
- 2674US8134719B23-D imaging using telecentric defocusLIANG RONGGUANG·Filed 2010·Granted Mar 13, 2012·7 cites·20 claims
- 2773US6940645B2Monocentric autostereoscopic optical apparatus with a spherical gradient-index ball lensEASTMAN KODAK CO·Filed 2003·Granted Sep 6, 2005·15 cites·105 claims
- 2872US8224045B2System for early detection of dental cariesBURNS PETER D·Filed 2007·Granted Jul 17, 2012·14 cites·8 claims
- 2970US6943930B2Method and system for fabricating optical film using an exposure source and reflecting surfaceEASTMAN KODAK CO·Filed 2002·Granted Sep 13, 2005·12 cites·96 claims
- 3069US7522322B2Apparatus for dental shade measurementCARESTREAM HEALTH INC·Filed 2004·Granted Apr 21, 2009·13 cites·45 claims
- 3168US8345942B2Method and apparatus for detection of cariesCARESTREAM HEALTH INC·Filed 2011·Granted Jan 1, 2013·2 cites·16 claims
- 3268US7974453B2Method and apparatus for detection of cariesCARESTREAM HEALTH INC·Filed 2009·Granted Jul 5, 2011·3 cites·3 claims
- 3368US7679061B2Radiographic image sensing systemCARESTREAM HEALTH INC·Filed 2005·Granted Mar 16, 2010·1 cites·21 claims
- 3468US7360896B2Fundus camera for wide field of view and small pupilCARESTREAM HEALTH INC·Filed 2005·Granted Apr 22, 2008·6 cites·5 claims
- 3568US7298970B2Zoom flash with variable focus lensEASTMAN KODAK CO·Filed 2004·Granted Nov 20, 2007·7 cites·8 claims
- 3667US7844091B2Optical detection of dental cariesCARESTREAM HEALTH INC·Filed 2009·Granted Nov 30, 2010·4 cites·2 claims
- 3765US6874899B2Apparatus and method for irradiating a substrateEASTMAN KODAK CO·Filed 2002·Granted Apr 5, 2005·8 cites·14 claims
- 3864US6869183B2Autostereoscopic optical apparatus for viewing a stereoscopic virtual imageEASTMAN KODAK CO·Filed 2004·Granted Mar 22, 2005·6 cites·14 claims
- 3963US12313396B2Freeform surface metrology and deflectometryUNIV ARIZONA·Filed 2021·Granted May 27, 2025·0 cites·24 claims
- 4062US12481143B2All-reflective microscopyUNIV ARIZONA·Filed 2021·Granted Nov 25, 2025·0 cites·12 claims
- 4162US6886940B2Autostereoscopic display for multiple viewersEASTMAN KODAK CO·Filed 2003·Granted May 3, 2005·3 cites·7 claims
- 4259US9247241B2Method and apparatus for detection of cariesCARESTREAM HEALTH INC·Filed 2012·Granted Jan 26, 2016·0 cites·10 claims
- 4359US6820982B1Method and apparatus for forming an image on a curved diffusive surfaceEASTMAN KODAK CO·Filed 2003·Granted Nov 23, 2004·4 cites·18 claims
- 4458US11366302B2Polarization and phase microscopeUNIV ARIZONA·Filed 2018·Granted Jun 21, 2022·0 cites·24 claims
- 4558US7480082B2Radiation image scanning apparatus and methodCARESTREAM HEALTH INC·Filed 2004·Granted Jan 20, 2009·3 cites·37 claims
- 4657US12471762B2Panoramic view attachment for colonoscopy systemsUNIV ARIZONA·Filed 2021·Granted Nov 18, 2025·0 cites·22 claims
- 4757US12151433B2High resolution, high throughput additive manufacturingUNIV ARIZONA·Filed 2020·Granted Nov 26, 2024·0 cites·10 claims
- 4857US11605172B2Digital fringe projection and multi-spectral polarization imaging for rapid 3D reconstructionUNIV ARIZONA·Filed 2018·Granted Mar 14, 2023·0 cites·23 claims
- 4956US6893129B2Autostereoscopic display for multiple viewersEASTMAN KODAK CO·Filed 2004·Granted May 17, 2005·3 cites·7 claims
- 5055US8396272B2Method and apparatus for detection of cariesWONG VICTOR C·Filed 2011·Granted Mar 12, 2013·0 cites·53 claims
Showing the top 50 of 88 patent records by PatentIndex Score.
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →