Assignee
MARKANY INC
KR·32 granted patents·23 pending applications·325 citations·filing 1999–2025
Top patents by PatentIndex Score
55 records- 0190US6839673B1Digital watermarking method and apparatus for audio dataMARKANY INC·Filed 2000·Granted Jan 4, 2005·109 cites·24 claims
- 0288US12095742B2Method and apparatus of DRM systems for protecting enterprise confidentialityMARKANY INC·Filed 2021·Granted Sep 17, 2024·3 cites·6 claims
- 0388US10521566B2Method and apparatus of DRM systems for protecting enterprise confidentialityMARKANY INC·Filed 2017·Granted Dec 31, 2019·8 cites·18 claims
- 0486US7447329B2Apparatus and method for producing a document verifiable for its forgery or alteration, and apparatus and method for authenticating the documentMARKANY INC·Filed 2003·Granted Nov 4, 2008·30 cites·15 claims
- 0582US9742783B2Method for sending contents including tracking information and apparatus thereof, and method for receiving content including tracking information and apparatus thereofMARKANY INC·Filed 2015·Granted Aug 22, 2017·4 cites·23 claims
- 0680US7280669B2Digital image watermarking apparatus and methodMARKANY INC·Filed 2001·Granted Oct 9, 2007·21 cites·14 claims
- 0777US10091004B2Large-scale simultaneous digital signature service system based on hash function and method thereofMARKANY INC·Filed 2016·Granted Oct 2, 2018·6 cites·13 claims
- 0877US7140043B2Watermark embedding and detecting method by quantization of a characteristic value of a signalMARKANY INC·Filed 2004·Granted Nov 21, 2006·32 cites·17 claims
- 0975US11580406B2Weight initialization method and apparatus for stable learning of deep learning model using activation functionMARKANY INC·Filed 2019·Granted Feb 14, 2023·3 cites·7 claims
- 1071US10134100B2Watermark embedding apparatus and method through image structure conversionMARKANY INC·Filed 2017·Granted Nov 20, 2018·2 cites·16 claims
- 1171US7594274B2Method of authenticating an application for personal digital assistant using a unique ID based on a personal computer and system using thereofMARKANY INC·Filed 2003·Granted Sep 22, 2009·21 cites·10 claims
- 1271US7457957B2Apparatus and method for issuing and authenticating securities, etc. using digital watermarkingMARKANY INC·Filed 2002·Granted Nov 25, 2008·10 cites·18 claims
- 1371US6940995B2Method for embedding and extracting text into/from electronic documentsMARKANY INC·Filed 2001·Granted Sep 6, 2005·17 cites·12 claims
- 1469US6975733B1Watermarking of digital images using wavelet and discrete cosine transformsMARKANY INC·Filed 1999·Granted Dec 13, 2005·39 cites·13 claims
- 1568US9819494B2Digital signature service system based on hash function and method thereofMARKANY INC·Filed 2015·Granted Nov 14, 2017·3 cites·10 claims
- 1664US9491147B2DRM content stream transmission apparatus, method, and transmission and reception systemMARKANY INC·Filed 2014·Granted Nov 8, 2016·2 cites·15 claims
- 1763US10289812B2Apparatus, system, and method of preventing forgery or falsification of electronic document based on contentMARKANY INC·Filed 2017·Granted May 14, 2019·1 cites·21 claims
- 1862US10698986B2Method and apparatus for embedding and extracting text watermarkMARKANY INC·Filed 2017·Granted Jun 30, 2020·1 cites·17 claims
- 1960US9830433B2Method, system and device for enhancing business information securityMARKANY INC·Filed 2014·Granted Nov 28, 2017·2 cites·7 claims
- 2060US7386729B2Method of inserting/detecting digital watermark and apparatus for using thereofMARKANY INC·Filed 2002·Granted Jun 10, 2008·8 cites·35 claims
- 2160US2026039925A1Method and apparatus for multiple digital watermarkingMARKANY INC·Filed 2025·Application pending·0 cites
- 2256US9445298B2Method, apparatus, and system for controlling terminal deviceMARKANY INC·Filed 2013·Granted Sep 13, 2016·1 cites·29 claims
- 2355US2024046500A1Method and system for body pose guiding based on video contents selected by userMARKANY INC·Filed 2022·Application pending·0 cites
- 2454US2025094650A1Method, apparatus, and system for countering screen capturing based on watermark related to device identification codeMARKANY INC·Filed 2024·Application pending·0 cites
- 2553US11469879B2Text watermarking method and apparatus for hiding information into text documentsMARKANY INC·Filed 2020·Granted Oct 11, 2022·0 cites·20 claims
- 2651US2025078461A1Image classification method and apparatus thereof based on vision-language model using decision graphMARKANY INC·Filed 2023·Application pending·0 cites
- 2749US11669500B2System and method for distributing data using block chainMARKANY INC·Filed 2019·Granted Jun 6, 2023·0 cites·6 claims
- 2849US2024046701A1Image-based pose estimation and action detection method and apparatusMARKANY INC·Filed 2022·Application pending·0 cites
- 2948US7773751B2Apparatus and method for controlling the copy and play of a digital audio contentsMARKANY INC·Filed 2002·Granted Aug 10, 2010·1 cites·10 claims
- 3048US2011010559A1Method for encrypting digital file, method for decrypting digital file, apparatus for processing digital file and apparatus for converting encryption formatMARKANY INC·Filed 2008·Application pending·0 cites
- 3148US2010299759A1Digital information security system, kernal driver apparatus and digital information security methodMARKANY INC·Filed 2008·Application pending·0 cites
- 3246US10769252B2Method and apparatus for watermarking of digital content, method for extracting informationMARKANY INC·Filed 2018·Granted Sep 8, 2020·0 cites·10 claims
- 3345US10965936B2Apparatus, method and system for detecting additional data for preventing forgery of video content, rendering apparatus interoperating with display apparatus, and rendering method thereofMARKANY INC·Filed 2019·Granted Mar 30, 2021·0 cites·17 claims
- 3445US7395432B2Method of embedding/detecting digital watermark and apparatus for using thereofMARKANY INC·Filed 2002·Granted Jul 1, 2008·1 cites·25 claims
- 3545US2020201988A1IoT DEVICE MANAGED BASED ON BLOCK CHAIN, SYSTEM AND METHOD THEREOFMARKANY INC·Filed 2019·Application pending·0 cites
- 3645US2020167745A1Data management system and method of distributing a digital content fileMARKANY INC·Filed 2018·Application pending·0 cites
- 3745US2011010756A1Virtual application program system, storing device, method for executing virtual application program and method for protecting virtual environmentMARKANY INC·Filed 2008·Application pending·0 cites
- 3844US10757433B2Method and apparatus for inserting additional data into video stream without degrading picture qualityMARKANY INC·Filed 2016·Granted Aug 25, 2020·0 cites·20 claims
- 3943US11138708B2Method and apparatus for reconstructing content image dataMARKANY INC·Filed 2019·Granted Oct 5, 2021·0 cites·17 claims
- 4043US2008162948A1Digital Information Storage System, Digital Information Security System, Method for Storing Digital Information and Method for Service Digital InformationMARKANY INC·Filed 2006·Application pending·0 cites
- 4142US9818233B2Method and apparatus for automatically splitting object and method, apparatus, and system for registering fileMARKANY INC·Filed 2016·Granted Nov 14, 2017·0 cites·16 claims
- 4242US2019213168A1Apparatus and method for protecting a digital right of model data learned from artificial intelligence for smart broadcasting contentsMARKANY INC·Filed 2018·Application pending·0 cites
- 4341US9986244B2Apparatus and method for detecting scene cut frameMARKANY INC·Filed 2016·Granted May 29, 2018·0 cites·18 claims
- 4440US2023032426A1Method and apparatus for generating learning data for neural networkMARKANY INC·Filed 2021·Application pending·0 cites
- 4540US2020257981A1Method for executing activation function for deep learning algorithm, and apparatus for executing said methodMARKANY INC·Filed 2019·Application pending·0 cites
- 4639US10477284B2Watermark embedding method and apparatus, and systemMARKANY INC·Filed 2017·Granted Nov 12, 2019·0 cites·14 claims
- 4738US2022207294A1Method and device for augmenting training data by combining object and backgroundMARKANY INC·Filed 2020·Application pending·0 cites
- 4838US2010067807A1System and method for verificating electric document and system for providing electric document serviceMARKANY INC·Filed 2007·Application pending·0 cites
- 4937US2017180518A1Authentication system, method, client and recording medium using tcp sync packetMARKANY INC·Filed 2016·Application pending·0 cites
- 5036US2021152459A1System and method for sharing data among a plurality of block chain networksMARKANY INC·Filed 2020·Application pending·0 cites
Showing the top 50 of 55 patent records by PatentIndex Score.
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Counts cover granted patents and pending applications in the PatentIndex corpus. How scoring works →