Inventor · disambiguated record
Masayuki Numao
Also filed as: NUMAO MASAYUKI
34 granted patents·5 pending applications·1,159 citations·filing 1992–2021
97Inventor score
Top patents by PatentIndex Score
39 records- 0196US6647388B2Access control system, access control method, storage medium and program transmission apparatusIBM·Filed 2000·Granted Nov 11, 2003·323 cites·19 claims
- 0295US6005936ASystem for embedding authentication information into an image and an image alteration detecting systemIBM·Filed 1997·Granted Dec 21, 1999·238 cites·13 claims
- 0394US6512835B1Data hiding and extraction methodsIBM·Filed 2000·Granted Jan 28, 2003·80 cites·30 claims
- 0492US7657740B2Verifying the ownership of an owner's authority in terms of product and serviceIBM·Filed 2005·Granted Feb 2, 2010·28 cites·3 claims
- 0587US5497452AMethod and apparatus for generating a geometric modelIBM·Filed 1992·Granted Mar 5, 1996·123 cites·18 claims
- 0683US6055321ASystem and method for hiding and extracting message data in multimedia dataIBM·Filed 1997·Granted Apr 25, 2000·66 cites·62 claims
- 0781US7769706B2Method and system for obtaining a combination of faulty parts from a dispersed parts treeIBM·Filed 2009·Granted Aug 3, 2010·7 cites·10 claims
- 0879US8117456B2Network system, server and information terminal for list matchingNUMAO MASAYUKI·Filed 2009·Granted Feb 14, 2012·7 cites·3 claims
- 0977US7567948B2Method and system for obtaining a combination of faulty parts from a dispersed parts treeIBM·Filed 2007·Granted Jul 28, 2009·4 cites·5 claims
- 1077US7346171B2Network system, terminal, and method for encryption and decryptionIBM·Filed 2002·Granted Mar 18, 2008·24 cites·2 claims
- 1173US8655696B2System for performing schedule management, schedule management method and programAKATSU HIROYUKI·Filed 2009·Granted Feb 18, 2014·4 cites·17 claims
- 1273US7913089B2Identification information creating apparatus, identification information resolving apparatus, information system utilizing the apparatuses, controlling method and program thereofIBM·Filed 2003·Granted Mar 22, 2011·6 cites·7 claims
- 1372US7917513B2Duplicating database contentsIBM·Filed 2008·Granted Mar 29, 2011·5 cites·15 claims
- 1470US7913093B2Method and system for providing access to information on an article to which a tag is coupledIBM·Filed 2005·Granted Mar 22, 2011·5 cites·20 claims
- 1568US6377688B1Cryptographic communication method and systemIBM·Filed 1997·Granted Apr 23, 2002·62 cites·11 claims
- 1667US8122511B2Attribute information providing methodISHIGAKI YOSHINOBU·Filed 2004·Granted Feb 21, 2012·3 cites·10 claims
- 1767US6381695B2Encryption system with time-dependent decryptionIBM·Filed 1998·Granted Apr 30, 2002·60 cites·14 claims
- 1861US6701435B1Cryptographic key generation systemIBM·Filed 1999·Granted Mar 2, 2004·44 cites·29 claims
- 1959US7539315B2Encrypted communication system, key delivery server thereof, terminal device and key sharing methodIBM·Filed 2003·Granted May 26, 2009·5 cites·14 claims
- 2058US8618905B2Verifying the ownership of an owner's authority in terms of product and serviceNUMAO MASAYUKI·Filed 2008·Granted Dec 31, 2013·1 cites·18 claims
- 2157US7331519B2Traceability signature system, signature method and program productIBM·Filed 2006·Granted Feb 19, 2008·1 cites·8 claims
- 2256US8386780B2Cryptographic communication system, terminal device, server, and decryption methodIBM·Filed 2003·Granted Feb 26, 2013·3 cites·11 claims
- 2355US10803075B2System and method for searching a database or data sharing system for the presence of dataIBM·Filed 2013·Granted Oct 13, 2020·0 cites·9 claims
- 2455US8713691B2Attribute information providing systemISHIGAKI YOSHINOBU·Filed 2012·Granted Apr 29, 2014·0 cites·20 claims
- 2555US7752161B2Access management system, access administration apparatus, access administration program, access administration method, and recording mediumIBM·Filed 2004·Granted Jul 6, 2010·6 cites·9 claims
- 2652US7979712B2Network system, server and information terminal for list matchingIBM·Filed 2002·Granted Jul 12, 2011·1 cites·16 claims
- 2752US7478244B2Access control methodIBM·Filed 2004·Granted Jan 13, 2009·2 cites·1 claims
- 2851US8538937B2Method for searching a database or data sharing system for the presence of dataNUMAO MASAYUKI·Filed 2003·Granted Sep 17, 2013·2 cites·20 claims
- 2949US8165913B2System, method, program for assigning virtual attribute to product, and system, method, and program for tracing cause of phenomenon occurring in productKITAYAMA FUMIHIKO·Filed 2007·Granted Apr 24, 2012·0 cites·8 claims
- 3048US2006143213A1Duplicating database contentsIBM·Filed 2005·Application pending·0 cites
- 3147US5745117ASystem and method of creating a three-dimensional solid model from a plurality of two-dimensional drawingsIBM·Filed 1996·Granted Apr 28, 1998·22 cites·19 claims
- 3245US2004037424A1Information distribution and processingIBM·Filed 2003·Application pending·0 cites
- 3345US2009093901A1Method and apparatus for using design specifications and measurements on manufactured products in conceptual design modelsIBM·Filed 2007·Application pending·0 cites
- 3445US2004260699A1Access management and executionIBM·Filed 2004·Application pending·0 cites
- 3544US5668939AMethod and apparatus for rendering a solid three dimensional model from two dimensional input information including closed region recognizing and three dimensional renderingIBM·Filed 1996·Granted Sep 16, 1997·14 cites·2 claims
- 3644US2023293115A1Efficiency inference apparatusDAIKIN IND LTD·Filed 2021·Application pending·0 cites
- 3743US7836312B2Information acquisition enabled/disabled inspection systemIBM·Filed 2004·Granted Nov 16, 2010·0 cites·22 claims
- 3838US6078330ASolid model construction method and apparatusIBM·Filed 1993·Granted Jun 20, 2000·8 cites·5 claims
- 3933US5684725ASolid model synthesis system and solid model synthesis methodIBM·Filed 1995·Granted Nov 4, 1997·5 cites·18 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →