Inventor · disambiguated record
Viresh Ratnakar
Also filed as: RATNAKAR VIRESH
22 granted patents·6 pending applications·1,710 citations·filing 1995–2022
97Inventor score
Top patents by PatentIndex Score
28 records- 0199US6064764AFragile watermarks for detecting tampering in imagesSEIKO EPSON CORP·Filed 1998·Granted May 16, 2000·501 cites·21 claims
- 0296US6421468B1Method and apparatus for sharpening an image by scaling elements of a frequency-domain representationSEIKO EPSON CORP·Filed 1999·Granted Jul 16, 2002·229 cites·31 claims
- 0394US6556688B1Watermarking with random zero-mean patches for printer trackingSEIKO EPSON CORP·Filed 1999·Granted Apr 29, 2003·165 cites·38 claims
- 0493US6298166B1Image transformations in the compressed domainSEIKO EPSON CORP·Filed 1998·Granted Oct 2, 2001·162 cites·36 claims
- 0590US8254681B1Display of document image optimized for readingPONCIN GUILLAUME·Filed 2009·Granted Aug 28, 2012·61 cites·22 claims
- 0686US8373724B2Selective display of OCR'ed text and corresponding images from publications on a client deviceGOOGLE INC·Filed 2009·Granted Feb 12, 2013·17 cites·22 claims
- 0786US6038346ARuns of adaptive pixel patterns (RAPP) for lossless image compressionSEIKO EPSON CORP·Filed 1998·Granted Mar 14, 2000·96 cites·30 claims
- 0884US6233359B1File size bounded JPEG transcoder (FSBJT)SEIKO EPSON CORP·Filed 1998·Granted May 15, 2001·81 cites·36 claims
- 0984US5724453AImage compression system and method having optimized quantization tablesWISCONSIN ALUMNI RES FOUND·Filed 1995·Granted Mar 3, 1998·100 cites·44 claims
- 1081US7050656B2Image scaling in the compressed domainSEIKO EPSON CORP·Filed 2002·Granted May 23, 2006·28 cites·16 claims
- 1180US6256415B1Two row buffer image compression (TROBIC)SEIKO EPSON CORP·Filed 1998·Granted Jul 3, 2001·64 cites·9 claims
- 1278US6574372B2Wavelet transform coding techniqueSEIKO EPSON CORP·Filed 2001·Granted Jun 3, 2003·21 cites·15 claims
- 1374US6522766B1Watermarking with random zero-mean patches for copyright protectionSEIKO EPSON CORP·Filed 1999·Granted Feb 18, 2003·46 cites·39 claims
- 1473US6278432B1Image delivery and display systemSEIKO EPSON CORP·Filed 1998·Granted Aug 21, 2001·80 cites·13 claims
- 1568US7046818B2Standards compliant watermarking for access managementSEIKO EPSON CORP·Filed 2001·Granted May 16, 2006·14 cites·31 claims
- 1667US8482581B2Selective display of OCR'ed text and corresponding images from publications on a client deviceRATNAKAR VIRESH·Filed 2012·Granted Jul 9, 2013·3 cites·20 claims
- 1763US6625309B1Image partitioning to avoid overlap transmissionSEIKO EPSON CORP·Filed 1999·Granted Sep 23, 2003·26 cites·9 claims
- 1862US9280952B2Selective display of OCR'ed text and corresponding images from publications on a client deviceGOOGLE INC·Filed 2014·Granted Mar 8, 2016·1 cites·20 claims
- 1962US8675012B2Selective display of OCR'ed text and corresponding images from publications on a client deviceGOOGLE INC·Filed 2013·Granted Mar 18, 2014·1 cites·20 claims
- 2060US6928186B2Semantic downscaling and cropping (SEDOC) of digital imagesSEIKO EPSON CORP·Filed 2002·Granted Aug 9, 2005·8 cites·32 claims
- 2156US2023419053A1Systems And Methods For Training Translation Models Using Source-Augmented Training ExamplesGOOGLE LLC·Filed 2022·Application pending·0 cites
- 2255US7391910B2LAPE: layered presentation system utilizing compressed-domain image processingSEIKO EPSON CORP·Filed 2003·Granted Jun 24, 2008·5 cites·25 claims
- 2345US2005024486A1Video codec system with real-time complexity adaptationFiled 2003·Application pending·0 cites
- 2444US2004181611A1Multimedia streaming system for wireless handheld devicesFiled 2003·Application pending·0 cites
- 2544US2004158878A1Power scalable digital video decodingFiled 2003·Application pending·0 cites
- 2642US9031898B2Presentation of search results based on document structureSINGHAL AMITABH K·Filed 2004·Granted May 12, 2015·1 cites·46 claims
- 2739US2004141630A1Method and apparatus for augmenting a digital image with audio dataFiled 2003·Application pending·0 cites
- 2835US2015199314A1Editing Application For Synthesized eBooksRATNAKAR VIRESH·Filed 2010·Application pending·0 cites
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