The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Feb. 29, 2000
Filed:
Jul. 30, 1998
Hiroaki Ono, Fujisawa, JP;
Kiyoshi Kano, Yokohama, JP;
Hideo Nishijima, Katsuta, JP;
Takao Arai, Yokohamas, JP;
Takaharu Noguchi, Yokohama, JP;
Nobutaka Amada, Yokohama, JP;
Hiroo Okamoto, Yokohama, JP;
Hitoaki Owashi, Yokohama, JP;
Keizo Nishimura, Yokohama, JP;
Nobuyuki Kaku, Oiso-machi, JP;
Shinya Fujimori, Yokohama, JP;
Hitachi, Ltd., Tokyo, JP;
Abstract
The present invention relates to an information providing system. More particularly, this invention relates to an information management apparatus capable of reliable management of distributed information and an information providing system employing the same information management apparatus. The information management apparatus comprises a main information reproducing means for reproducing main information recorded in a given recording medium; and a reproduction management means for managing the main information reproducing means for reproducing the main information. The present invention provides a receiving means provided with a means for recording distributed information and control information limiting the number of main information reproducing cycles on a recording medium, and a main information reproducing means provided with a reproduction disabling means for limiting the reproduction of main information.