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Patent applications and USPTO patent grants for Tamai; Shigetomo.The latest application filed is for "system, method and program for off-line two-factor user authentication".
Patent | Date |
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System, method and program for off-line two-factor user authentication Grant 8,875,264 - Tamai , et al. October 28, 2 | 2014-10-28 |
System and method for two-factor user authentication Grant 8,752,147 - Tamai , et al. June 10, 2 | 2014-06-10 |
System And Method For Two-factor User Authentication App 20130185779 - Tamai; Shigetomo ;   et al. | 2013-07-18 |
System, Method And Program For Off-line Two-factor User Authentication App 20130185778 - Tamai; Shigetomo ;   et al. | 2013-07-18 |
Content presentation-type authentication system Grant 8,209,746 - Tamai , et al. June 26, 2 | 2012-06-26 |
Content Presentation-type Authentication System App 20110202981 - Tamai; Shigetomo ;   et al. | 2011-08-18 |
System, method and program for off-line user authentication Grant 7,984,491 - Ueda , et al. July 19, 2 | 2011-07-19 |
System, method and program for off-line user authentication Grant 7,945,948 - Ueda , et al. May 17, 2 | 2011-05-17 |
System, Method And Program For Off-line User Authentication App 20100043063 - Ueda; Yukiya ;   et al. | 2010-02-18 |
System and method for user authentication Grant 7,409,705 - Ueda , et al. August 5, 2 | 2008-08-05 |
System, method and program for off-line user authentication App 20070234063 - Ueda; Yukiya ;   et al. | 2007-10-04 |
System and method for user authentication App 20070226784 - Ueda; Yukiya ;   et al. | 2007-09-27 |
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