Inventor
OKAYAMA NOBUYA
JP10 patents
Patents
10 patentsUS6295066B1Sep 25, 2001
Method for generating virtual three-dimensional space
HITACHI LTD56 citations96
US7194678B1Mar 20, 2007
Dynamic web page generation method and system
HITACHI LTD78 citations95
US6466920B1Oct 15, 2002
Method and system for preventing illegal use of digital contents, processing program thereof, and recording medium for the program
HITACHI LTD22 citations92
US6263318B1Jul 17, 2001
Contents sales method and cyber mall system using such method and storage medium storing therein its contents sales program
HITACHI LTD31 citations91
US6594646B1Jul 15, 2003
Method and apparatus for selling digital contents, processing program thereof and recording medium for the program
HITACHI LTD44 citations90
US6560645B1May 6, 2003
Delivery schedule management method, apparatus for implementing the method, processing program thereof and medium having the program recorded therein
HITACHI LTD16 citations82
US7080042B2Jul 18, 2006
Method of and a system for distributing digital contents
HITACHI LTD10 citations71
US6978256B2Dec 20, 2005
Method and apparatus for selling digital contents, processing program thereof and recording medium for the program
HITACHI LTD6 citations71
US7856405B2Dec 21, 2010
Contents sales method and cyber mall system using such method and storage medium storing therein its contents sales program
HITACHI LTD0 citations51
US7457780B2Nov 25, 2008
Contents sales method and cyber mall system using such method and storage medium storing therein its contents sales program
HITACHI LTD1 citations51