Inventor
FUJIMURA KO
JP7 patents
Patents
7 patentsUS6842741B1Jan 11, 2005
Recording medium with electronic ticket definitions recorded thereon and electronic ticket processing methods and apparatuses
NIPPON TELEGRAPH & TELEPHONE169 citations96
US6697997B1Feb 24, 2004
Recording medium with a signed hypertext recorded thereon signed hypertext generating method and apparatus and signed hypertext verifying method and apparatus
NIPPON TELEGRAPH & TELEPHONE66 citations94
US7062471B1Jun 13, 2006
Electronic rights information processing system, method and apparatus for carrying out same and recorded medium for program carrying out the method
NIPPON TELEGRAPH & TELEPHONE32 citations91
US7249102B1Jul 24, 2007
Original data circulation method, system, apparatus, and computer readable medium
NIPPON TELEGRAPH & TELEPHONE12 citations82
US7853806B2Dec 14, 2010
Original, data circulation method, system, apparatus, and computer readable medium
NIPPON TELEGRAPH & TELEPHONE0 citations50
US7797554B2Sep 14, 2010
Original data circulation method, system, apparatus, and computer readable medium
NIPPON TELEGRAPH & TELEPHONE0 citations50
US7539873B2May 26, 2009
Original data circulation method, system, apparatus, and computer readable medium
NIPPON TELEGRAPH & TELEPHONE0 citations50