Yugawa; Taihei

Patent Applications and Registrations

Patent applications and USPTO patent grants for Yugawa; Taihei.The latest application filed is for "semiconductor memory card and data reading apparatus, and data reading/reprodcuing apparatus".

Company Profile

0.15.11

Yugawa; Taihei - Nara N/A JP
Yugawa; Taihei - Osaka JP
Yugawa, Taihei - Nara-shi JP
Yugawa; Taihei - Narashi JP

*profile and listings may contain filings by different individuals or companies with the same name. Review application materials to confirm ownership/assignment.

Patent Activity

Patent	Date
Semiconductor memory card and data reading apparatus, and data reading/reproducing apparatus Grant 8,661,553 - Hirota , et al. February 25, 2	2014-02-25
Semiconductor Memory Card And Data Reading Apparatus, And Data Reading/reprodcuing Apparatus App 20120117663 - Hirota; Teruto ; et al.	2012-05-10
Semiconductor memory card and data reading apparatus, and data reading/reproducing apparatus Grant 8,127,368 - Hirota , et al. February 28, 2	2012-02-28
Semiconductor memory card and data reading apparatus, and data reading/reproducing apparatus Grant 7,996,914 - Hirota , et al. August 9, 2	2011-08-09
Distribution system, semiconductor memory card, receiving apparatus, computer-readable recording medium and receiving method Grant RE42,019 - Tagawa , et al. December 28, 2	2010-12-28
Distribution system, semiconductor memory card, receiving apparatus, computer-readable recording medium and receiving method Grant RE41,096 - Tagawa , et al. February 2, 2	2010-02-02
Encryption device and method Grant 7,640,436 - Shibata , et al. December 29, 2	2009-12-29
Method, apparatus and system for performing authentication according to challenge-response protocol using scrambled access information Grant 7,529,938 - Shibata , et al. May 5, 2	2009-05-05
Decryption Device App 20080285750 - Shibata; Osamu ; et al.	2008-11-20
Semiconductor memory card and data reading apparatus, and data reading/reproducing apparatus App 20080115210 - Hirota; Teruto ; et al.	2008-05-15
Decryption device Grant 7,272,856 - Shibata , et al. September 18, 2	2007-09-18
Distribution system, semiconductor memory card, receiving apparatus, computer-readable recording medium and receiving method Grant 7,096,504 - Tagawa , et al. August 22, 2	2006-08-22
Semiconductor memory card and data reading apparatus, and data reading/reproducing apparatus App 20060129819 - Hirota; Teruto ; et al.	2006-06-15
Semiconductor memory card, data reading apparatus and data reading/reproducing apparatus Grant 7,062,652 - Hirota , et al. June 13, 2	2006-06-13
Semiconductor memory card and data reading apparatus App 20050005149 - Hirota, Teruto ; et al.	2005-01-06
Content processing apparatus and content protection program App 20040260923 - Nakai, Shinichi ; et al.	2004-12-23
Semiconductor memory card, data reading apparatus, and data reading/reproducing apparatus Grant 6,789,192 - Hirota , et al. September 7, 2	2004-09-07
Semiconductor memory card, data reading apparatus, and data reading/reproducing apparatus App 20030221103 - Hirota, Teruto ; et al.	2003-11-27
Semiconductor memory card Grant 6,606,707 - Hirota , et al. August 12, 2	2003-08-12
Authentication communication apparatus and authentication communication system App 20030061519 - Shibata, Osamu ; et al.	2003-03-27
Method of producing a decrypting apparatus having a cryptographic device and cryptographic information, a system for providing such device and information, and the decrypting apparatus produced by the production method App 20030021421 - Yokota, Kaoru ; et al.	2003-01-30
Content decryption device App 20020095382 - Taoka, Hiroki ; et al.	2002-07-18
Decryption device App 20010034715 - Shibata, Osamu ; et al.	2001-10-25
Bus bridge apparatus Grant 5,978,879 - Harumoto , et al. November 2, 1	1999-11-02
Multimedia server Grant 5,875,297 - Yugawa , et al. February 23, 1	1999-02-23

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