Electronic Commerce Method and License Registration Check Server Used for the Same
EP1669883A1
Information processing server and information processing method
JP2005107736A
Information processing server
JP2005078371A
Information processing server and information processing method
JP2004342049A
Information recording medium and code generation method
JP2004056744A
Information protecting method and encrypted key acquiring method
JP2004004168A
Image data reading device and method therefor
CA2402485A1
Information processor, license registration checking server, server for providing electronic transaction, navigation server, and electronic business transaction method and navigation method