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:
Mar. 02, 2021
Filed:
Oct. 24, 2019
Applicant:
Primax Electronics Ltd., Taipei, TW;
Inventors:
Bo-An Chen, Taipei, TW;
Chin-Sung Pan, Taipei, TW;
Assignee:
PRIMAX ELECTRONICS LTD., Taipei, TW;
Attorneys:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
H01H 13/70 (2006.01); H01H 13/704 (2006.01);
U.S. Cl.
CPC ...
H01H 13/704 (2013.01); H01H 2209/026 (2013.01); H01H 2209/07 (2013.01);
Abstract
A membrane circuit structure includes a first film substrate and a first circuit layer. The first circuit layer is disposed on the first film substrate. The first circuit layer contains first conductive silver paste and second conductive silver paste. The first conductive silver paste has a first impedance value. The second conductive silver paste has a second impedance value. The first impedance value is 10 to 15 times the second impedance value.