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:
Jan. 13, 1987
Filed:
Aug. 29, 1984
Toppan Moore Co., Ltd., Tokyo, JP;
Abstract
The present invention discloses a sheet-like input device wherein a conductive layer and a resistance layer are arranged in an isolated state up and down, one layer of the conductive layer and the resistance layer which is at least positioned on the upper layer side is formed from a flexible sheet layer, and writing pressure points of the conductive layer and the resistance layer contact according to writing pressure from a sheet surface whereby a variable electric circuit is formed to obtain a position signal, a signal input sheet characterized in that a conductive shield layer is provided on the upper surface of the layer positioned on the upper layer side through an insulating layer, the shield layer being connected to an earth, and a method for producing the same.
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile