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:
Apr. 28, 1992
Filed:
Mar. 30, 1990
Hiromasa Yamashita, Ise, JP;
Haruhiro Kikkawa, Tokyo, JP;
Kazuya Kiuchi, Tokyo, JP;
Shinichi Midorikawa, Tokyo, JP;
Kazuo Nagamachi, Tokyo, JP;
Satoshi Endoh, Tokyo, JP;
Yoshiaki Kitamura, Tokyo, JP;
Hiroaki Yoshida, Tokyo, JP;
Eiji Takeuchi, Tokyo, JP;
Kyocera Corporation, Kyoto, JP;
Abstract
An electronic system pocketbook apparatus includes a foldable and portable main body, an expansion card holder mounted on the main body, a necessary number of expansion cards held by the expansion card holder, and a communicating unit. The main body has a functions of right and left portions coupled by a cover, is folded upon carrying of the main body so that the right portion overlaps the left portion, a folded portion being fastened by a cover clip provided to the cover, and has basic functions of controlling arithmetic operations and display data processing by using an internal controller, data inputting means, and displaying data on a display unit. The communicating unit performs data transmission/reception between the held expansion cards and the main body via the expansion card holder.