Inventor · disambiguated record
Qian Lin
Also filed as: LIN QIAN · LIN QIAN-CHENG
71 granted patents·44 pending applications·2,130 citations·filing 1993–2025
99Inventor score
Top patents by PatentIndex Score
115 records- 0197US6016354AApparatus and a method for reducing red-eye in a digital imageHEWLETT PACKARD CO·Filed 1997·Granted Jan 18, 2000·308 cites·11 claims
- 0295US7148990B2System and method for producing a photobookHEWLETT PACKARD DEVELOPMENT CO·Filed 2002·Granted Dec 12, 2006·99 cites·38 claims
- 0394US8051089B2Systems and methods for location-based real estate serviceHEWLETT PACKARD DEVELOPMENT CO·Filed 2003·Granted Nov 1, 2011·122 cites·26 claims
- 0494US7031025B1Combined dot density and dot size modulationHEWLETT PACKARD DEVELOPMENT CO·Filed 2000·Granted Apr 18, 2006·75 cites·23 claims
- 0594US6621595B1System and method for enhancing scanned document images for color printingHEWLETT PACKARD DEVELOPMENT CO·Filed 2000·Granted Sep 16, 2003·118 cites·25 claims
- 0693US7623683B2Combining multiple exposure images to increase dynamic rangeHEWLETT PACKARD DEVELOPMENT CO·Filed 2006·Granted Nov 24, 2009·27 cites·19 claims
- 0793US7362354B2Method and system for assessing the photo quality of a captured image in a digital still cameraHEWLETT PACKARD DEVELOPMENT CO·Filed 2002·Granted Apr 22, 2008·69 cites·23 claims
- 0892US6977679B2Camera meta-data for content categorizationHEWLETT PACKARD DEVELOPMENT CO·Filed 2001·Granted Dec 20, 2005·77 cites·14 claims
- 0991US6829063B1Method for designing sets of color matrices that tile togetherHEWLETT PACKARD DEVELOPMENT CO·Filed 2000·Granted Dec 7, 2004·51 cites·20 claims
- 1090US8406519B1Compositing head regions into target imagesLIM SUK HWAN·Filed 2010·Granted Mar 26, 2013·20 cites·20 claims
- 1190US5812286AAutomatic color processing to correct hue shift and incorrect exposureHEWLETT PACKARD CO·Filed 1995·Granted Sep 22, 1998·134 cites·9 claims
- 1287US8861866B2Identifying a style of clothing based on an ascertained featureZHANG TONG·Filed 2012·Granted Oct 14, 2014·14 cites·17 claims
- 1387US7746404B2Digital camera with panoramic image captureHEWLETT PACKARD DEVELOPMENT CO·Filed 2003·Granted Jun 29, 2010·33 cites·19 claims
- 1487US7130864B2Method and system for accessing a collection of images in a databaseHEWLETT PACKARD DEVELOPMENT CO·Filed 2001·Granted Oct 31, 2006·49 cites·18 claims
- 1587US6760126B1Adaptive halftoning method and apparatusHEWLETT PACKARD DEVELOPMENT CO·Filed 2000·Granted Jul 6, 2004·37 cites·20 claims
- 1687US6600573B2Fast green/magenta dithering of color imagesHEWLETT PACKARD DEVELOPMENT CO·Filed 1998·Granted Jul 29, 2003·131 cites·23 claims
- 1785USD967645SPlastic wrap dispenserLIN QIAN·Filed 2022·Granted Oct 25, 2022·9 cites·1 claims
- 1883US5992962APrint masks for inkjet printersHEWLETT PACKARD CO·Filed 1994·Granted Nov 30, 1999·80 cites·20 claims
- 1982US7248693B1Secure network-based system for the distributed printing of documentsHEWLETT PACKARD DEVELOPMENT CO·Filed 2000·Granted Jul 24, 2007·43 cites·29 claims
- 2080US6791718B1Halftone printing with dither matrices generated by using cluster filtersHEWLETT PACKARD DEVELOPMENT CO·Filed 2000·Granted Sep 14, 2004·20 cites·23 claims
- 2180US6778299B2Error diffusion with partial dots method and systemHEWLETT PACKARD DEVELOPMENT CO·Filed 2001·Granted Aug 17, 2004·20 cites·20 claims
- 2279US8391642B1Method and system for creating a custom imagePETRUSZKA ADAM·Filed 2008·Granted Mar 5, 2013·23 cites·17 claims
- 2378US11176679B2Person segmentations for background replacementsHEWLETT PACKARD DEVELOPMENT CO·Filed 2017·Granted Nov 16, 2021·3 cites·16 claims
- 2478US5812744AJoint design of dither matrices for a set of colorantsHEWLETT PACKARD CO·Filed 1996·Granted Sep 22, 1998·57 cites·23 claims
- 2577US7053939B2Automatic document detection method and systemHEWLETT PACKARD DEVELOPMENT CO·Filed 2001·Granted May 30, 2006·15 cites·21 claims
- 2677US6204940B1Digital processing of scanned negative filmsHEWLETT PACKARD CO·Filed 1998·Granted Mar 20, 2001·57 cites·22 claims
- 2777US5317418AHalftone images using special filtersHEWLETT PACKARD CO·Filed 1993·Granted May 31, 1994·43 cites·19 claims
- 2876US6178011B1Adaptive image resolution enhancement technologyHEWLETT PACKARD CO·Filed 1998·Granted Jan 23, 2001·62 cites·18 claims
- 2974US8482618B2Reduction of motion-induced blur in imagesLIN QIAN·Filed 2005·Granted Jul 9, 2013·4 cites·13 claims
- 3073US7796827B2Face enhancement in a digital videoHEWLETT PACKARD DEVELOPMENT CO·Filed 2004·Granted Sep 14, 2010·17 cites·38 claims
- 3172US8271489B2Photo book system and method having retrievable multimedia using an electronically readable codeLIN QIAN·Filed 2002·Granted Sep 18, 2012·11 cites·33 claims
- 3272US7620241B2Artifact reduction in a digital videoHEWLETT PACKARD DEVELOPMENT CO·Filed 2004·Granted Nov 17, 2009·17 cites·28 claims
- 3370US5710827AHalftone dither cell with integrated preferred color matchingHEWLETT PACKARD CO·Filed 1995·Granted Jan 20, 1998·41 cites·18 claims
- 3469US11443551B2Facial recognitions based on contextual informationHEWLETT PACKARD DEVELOPMENT CO·Filed 2017·Granted Sep 13, 2022·1 cites·14 claims
- 3568US6724501B2Apparatus and method for dither matrix design for color halftoning using dispersed dot clustersHEWLETT PACKARD DEVELOPMENT CO·Filed 2001·Granted Apr 20, 2004·8 cites·24 claims
- 3668US5469515AHalftone image formation using dither matrix generated based upon printed symbol modelsFiled 1993·Granted Nov 21, 1995·29 cites·13 claims
- 3767US12125255B2Polygon localization via a circular-softmax blockHEWLETT PACKARD DEVELOPMENT CO·Filed 2022·Granted Oct 22, 2024·0 cites·14 claims
- 3867US12093439B2Two image facial action detectionHEWLETT PACKARD DEVELOPMENT CO·Filed 2019·Granted Sep 17, 2024·1 cites·19 claims
- 3967US2025299457A1Image adjustmentHEWLETT PACKARD DEVELOPMENT CO·Filed 2025·Application pending·0 cites
- 4066US10719717B2Scan face of video feedLONGSAND LTD·Filed 2015·Granted Jul 21, 2020·1 cites·11 claims
- 4166US5898505AResolution enhancement procedure and apparatus for a color laser printerHEWLETT PACKARD CO·Filed 1997·Granted Apr 27, 1999·33 cites·7 claims
- 4265US6335989B1Halftone printing using donut filtersHEWLETT PACKARD CO·Filed 1998·Granted Jan 1, 2002·29 cites·20 claims
- 4364US2023339760A1Method for preparing graphene by mechanical exfoliation and application thereofGUANGDONG BRUNP RECYCLING TECHNOLOGY CO LTD·Filed 2023·Application pending·0 cites
- 4463US12347155B2Image adjustmentHEWLETT PACKARD DEVELOPMENT CO·Filed 2022·Granted Jul 1, 2025·0 cites·20 claims
- 4563US11941499B2Training using rendered imagesHEWLETT PACKARD DEVELOPMENT CO·Filed 2019·Granted Mar 26, 2024·2 cites·15 claims
- 4663US5966507AImage resolution enhancement technology (IRET) for dual dye-load inkjet printerHEWLETT PACKARD CO·Filed 1997·Granted Oct 12, 1999·27 cites·28 claims
- 4763US5760920ASystem and method for generating calibrated dither matricesFiled 1994·Granted Jun 2, 1998·21 cites·16 claims
- 4862US8971639B2Semantic theme based shape collage representation for an image collectionHEWLETT PACKARD DEVELOPMENT CO·Filed 2012·Granted Mar 3, 2015·1 cites·13 claims
- 4962US5970178AAdaptive halftoning based on image contentHEWLETT PACKARD CO·Filed 1997·Granted Oct 19, 1999·25 cites·16 claims
- 5060US2024285674A1Use of sulfate gluco-galacto-oligosaccharide in preparation of anticoagulant and/or antithrombotic drugUNIV NANJING SCI & TECH·Filed 2022·Application pending·0 cites
Showing the top 50 of 115 patent records by PatentIndex Score.
Join the waitlist — get patent alerts
Get an alert when Qian Lin files or is granted a new patent.
We store only your email — no account needed. See our privacy policy.
Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →