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:
Nov. 17, 1998
Filed:
May. 30, 1997
Applicant:
Inventors:
Assignee:
Combi Corporation, Tokyo, JP;
Primary Examiner:
Int. Cl.
CPC ...
H01H / ; H01H / ; H01H / ; G06F / ;
U.S. Cl.
CPC ...
200 / ; 200 865 ;
Abstract
In a mat switch, a plurality of switch regions for inputting the plurality of data are provided, each of the switch regions has a laminate structure which is formed by laminating an upper electrode sheet, a spacer, and a lower electrode sheet in the stated order; and a back board is provided below the lower electrode sheet in each of the switch regions. The backboards prevent the switch regions from being folded down.