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:
May. 03, 1988
Filed:
Feb. 15, 1985
Applicant:
Inventors:
Hidehiko Togo, Kakogawa, JP;
Yoshiaki Azumi, Kakogawa, JP;
Assignee:
Daiwa Shinku Corporation, Hyogo, JP;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
G02B / ; G09G / ;
U.S. Cl.
CPC ...
350269 ; 340783 ;
Abstract
A device for exchanging the display information to be given to an electrostatic display apparatus constituted with many electrostatic display units arranged to form a matrix. The present device comprises a RAM and a backup battery, both mounted on a base plate detachable from the main circuit of the device. This device makes it possible to partially change the display information data without interrupting the display in proceeding.
Togo, Hidehiko. (1988). Display information exchange device for an electrostatic display (U.S. Patent No. 4741599). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/4741599
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile