Inventor · disambiguated record
Seigo Kotani
Also filed as: KOTANI SEIGO
58 granted patents·15 pending applications·891 citations·filing 1989–2020
99Inventor score
Top patents by PatentIndex Score
73 records- 0196US10157050B2Method for confirming correction program and information processing apparatusFUJITSU LTD·Filed 2014·Granted Dec 18, 2018·62 cites·13 claims
- 0295US9904531B2Apparatus and method for installing vehicle correction programFUJITSU LTD·Filed 2014·Granted Feb 27, 2018·24 cites·15 claims
- 0392US9059978B2System and methods for remote maintenance in an electronic network with multiple clientsKOTANI SEIGO·Filed 2010·Granted Jun 16, 2015·17 cites·22 claims
- 0492US5805800AApparatus and method for controlling storage medium using security capabilitiesFUJITSU LTD·Filed 1996·Granted Sep 8, 1998·90 cites·10 claims
- 0590US9286485B2Using trust points to provide servicesKOTANI SEIGO·Filed 2011·Granted Mar 15, 2016·14 cites·8 claims
- 0683US7000114B1Apparatus to create and/or verify digital signatures having a secure time element and an identifier of the apparatusFUJITSU LTD·Filed 2000·Granted Feb 14, 2006·40 cites·7 claims
- 0783US6965996B2Method for facilitating legitimate use of digital contentFUJITSU LTD·Filed 2000·Granted Nov 15, 2005·29 cites·15 claims
- 0881US7272720B2Date-and-time management device and signature generation apparatus with date-and-time management functionFUJITSU LTD·Filed 2001·Granted Sep 18, 2007·20 cites·31 claims
- 0979US7028340B1Apparatus, a system and method for controlling access to contentsFUJITSU LTD·Filed 2000·Granted Apr 11, 2006·15 cites·9 claims
- 1079US6480963B1Network system for transporting security-protected dataFUJITSU LTD·Filed 1999·Granted Nov 12, 2002·132 cites·15 claims
- 1178US9766914B2System and methods for remote maintenance in an electronic network with multiple clientsFUJITSU LTD·Filed 2015·Granted Sep 19, 2017·2 cites·25 claims
- 1278US7412721B2Method of and system for managing information, and computer productFUJITSU LTD·Filed 2001·Granted Aug 12, 2008·32 cites·41 claims
- 1378US7145492B2Data management methodFUJITSU LTD·Filed 2000·Granted Dec 5, 2006·19 cites·29 claims
- 1476US7013392B1File processing unitFUJITSU LTD·Filed 2000·Granted Mar 14, 2006·24 cites·17 claims
- 1574US8631465B2Terminal of an environment management station and a service user provided a service, method for processing an evaluation value of a terminal, a service request and a service providingIKEDA KEIICHI·Filed 2007·Granted Jan 14, 2014·4 cites·6 claims
- 1673US8438385B2Method and apparatus for identity verificationSONG ZHEXUAN·Filed 2008·Granted May 7, 2013·7 cites·18 claims
- 1772US8386796B2Information processing apparatus and information management methodFUJITSU LTD·Filed 2009·Granted Feb 26, 2013·5 cites·18 claims
- 1871US8681642B2Equipment-information transmitting apparatus, service control apparatus, equipment-information transmitting method, and computer productsIKEDA KEIICHI·Filed 2006·Granted Mar 25, 2014·2 cites·8 claims
- 1971US8516265B2Authentication method, authentication device, program and recording mediumSUZUKI MASATO·Filed 2010·Granted Aug 20, 2013·3 cites·12 claims
- 2071US7916328B2Image reading apparatus and computer program productPFU LTD·Filed 2007·Granted Mar 29, 2011·5 cites·20 claims
- 2169US4980754APackage for superconducting devicesKOTANI SEIGO·Filed 1989·Granted Dec 25, 1990·37 cites·9 claims
- 2267US9112681B2Method and apparatus for secure information transfer to support migrationKOTANI SEIGO·Filed 2007·Granted Aug 18, 2015·3 cites·20 claims
- 2365US9692641B2Network connecting method and electronic deviceFUJITSU FSAS INC·Filed 2013·Granted Jun 27, 2017·2 cites·5 claims
- 2465US9438583B2Certificate generation method, certificate generation apparatus, information processing apparatus, and communication deviceFUJITSU LTD·Filed 2014·Granted Sep 6, 2016·1 cites·9 claims
- 2565US6999947B2License devolution apparatusFUJITSU LTD·Filed 1998·Granted Feb 14, 2006·47 cites·10 claims
- 2664US7742207B2Image processing apparatus, method of updating color-conversion table, and computer program productPFU LTD·Filed 2007·Granted Jun 22, 2010·1 cites·6 claims
- 2763US8272050B2Data managing device equipped with various authentication functionsKOTANI SEIGO·Filed 2006·Granted Sep 18, 2012·3 cites·10 claims
- 2863US2014165205A1Equipment-information transmitting apparatus, service control apparatus, equipment-information transmitting method, and computer productsIKEDA KEIICHI·Filed 2014·Application pending·0 cites
- 2960US7330973B2Safety judgment method, safety judgment system, safety judgment apparatus, first authentication apparatus, and computer program productFUJITSU LTD·Filed 2003·Granted Feb 12, 2008·6 cites·47 claims
- 3060US6795834B2Apparatus, method, and storage medium for file managementFUJITSU LTD·Filed 2000·Granted Sep 21, 2004·16 cites·52 claims
- 3160US6247131B1Information management method and recording mediumFUJITSU LTD·Filed 1997·Granted Jun 12, 2001·36 cites·45 claims
- 3259US4974205AJosephson memory and read/write circuitFUJITSU LTD·Filed 1989·Granted Nov 27, 1990·16 cites·11 claims
- 3358US5126598AJosephson integrated circuit having an output interface capable of providing output data with reduced clock rateFUJITSU LTD·Filed 1990·Granted Jun 30, 1992·19 cites·10 claims
- 3457US6507910B2Timer apparatus and computerFUJITSU LTD·Filed 2001·Granted Jan 14, 2003·4 cites·34 claims
- 3557US5987029AInformation collecting apparatus, receiving information processing apparatus and information transmitting apparatusFUJITSU LTD·Filed 1997·Granted Nov 16, 1999·37 cites·10 claims
- 3656US9467448B2Consigning authentication methodKOTANI SEIGO·Filed 2010·Granted Oct 11, 2016·2 cites·8 claims
- 3755US7325247B2Information management method using a recording medium with a secure area and a user-use areaFUJITSU LTD·Filed 2001·Granted Jan 29, 2008·4 cites·22 claims
- 3853US8032929B2Safety judgment method, safety judgment system, safety judgment apparatus, first authentication apparatus, and computer program productFUJITSU LTD·Filed 2008·Granted Oct 4, 2011·0 cites·3 claims
- 3953US7246377B2Method and apparatus for mediation of security information, and a computer productFUJITSU LTD·Filed 2000·Granted Jul 17, 2007·0 cites·15 claims
- 4053US5861574AApparatus for mounting a superconducting elementFUJITSU LTD·Filed 1994·Granted Jan 19, 1999·17 cites·25 claims
- 4152US8555074B2Method and apparatus for processing information, and computer program productMINAMI KOUICHI·Filed 2007·Granted Oct 8, 2013·1 cites·16 claims
- 4252US7010127B2Cryptographic communication method, file access system and recording mediumFUJITSU LTD·Filed 2000·Granted Mar 7, 2006·2 cites·12 claims
- 4352US5164696AApparatus for eliminating trapping of magnetic flux from an objectFUJITSU LTD·Filed 1991·Granted Nov 17, 1992·11 cites·15 claims
- 4451US8726335B2Consigning authentication methodKOTANI SEIGO·Filed 2010·Granted May 13, 2014·1 cites·21 claims
- 4551US5349291ASuperconducting magnetic sensor having a cryostat for improved sensitivity of magnetic detectionFUJITSU LTD·Filed 1993·Granted Sep 20, 1994·14 cites·13 claims
- 4649US2010082982A1Service control system and service control methodFUJITSU LTD·Filed 2009·Application pending·0 cites
- 4749US2016344562A1Certificate generation method, certificate generation apparatus, information processing apparatus, and communication deviceFUJITSU LTD·Filed 2016·Application pending·0 cites
- 4848US7660992B2Electronic data storage system and method thereofFUJITSU LTD·Filed 2004·Granted Feb 9, 2010·2 cites·15 claims
- 4948US2011179284A1Information processing apparatus and information managing methodFUJITSU LTD·Filed 2009·Application pending·0 cites
- 5048US2020403791A1Key update device and storage medium storing key update programFUJITSU LTD·Filed 2020·Application pending·0 cites
Showing the top 50 of 73 patent records by PatentIndex Score.
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →