G - Physics
06
K
G06K 19/07 (2006.01) G07F 7/08 (2006.01)
Patent
CA 2311004
A use information judging means compares use information recorded in use information recording means with a predetermined condition value to judge whether or not the use information agrees with the predetermined condition value. When the use information judges that the use information agrees with the condition value, rewriting means rewrites content information stored in content information storing means. The use information can include an accumulated used amount of money or use times. The content information can include a royalty service rate, a premium rate or a limit of usable amount of money.
Hirosawa Eiji
Kaneko Taichi
Shiro Teruaki
Dai Nippon Printing Co. Ltd.
Macrae & Co.
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