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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.:

US 10763054 B1

PDFFull Text
Date of Patent:
Sep. 01, 2020

Filed:

Apr. 29, 2014

Keyswitch device and keyboard

Applicant:

Fujitsu Component Limited, Tokyo, JP;

Inventors:

Hiromi Ohtsuka, Tokyo, JP;

Daisuke Taga, Tokyo, JP;

Takuya Saitou, Tokyo, JP;

Momosuke Nakahara, Tokyo, JP;

Assignee:

FUJITSU COMPONENT LIMITED, Tokyo, JP;

Attorney:

Staas & Halsey LLP

Primary Examiner:

Edwin A Leon

Assistant Examiner:

Lheiren Mae A Caroc

Int. Cl.
CPC ...
H01H 3/12 (2006.01); H01H 13/79 (2006.01); H01H 13/807 (2006.01);
U.S. Cl.
CPC ...
H01H 3/125 (2013.01); H01H 13/79 (2013.01); H01H 13/807 (2013.01); H01H 2203/02 (2013.01); H01H 2203/038 (2013.01); H01H 2203/054 (2013.01); H01H 2215/006 (2013.01);
Abstract

A keyswitch device which is provided with a support mechanism which supports a keytop in a movable manner, and a membrane sheet which has a plurality of upper electrodes and a plurality of lower electrodes which respectively correspond to the plurality of the upper electrodes and which form contact pairs with the corresponding upper electrodes. A plurality of contact pairs are arranged for a single keytop. The rubber cup pushes the plurality of contact pairs which are arranged for the single keytop.

Find Patent Forward Citations

Ohtsuka, Hiromi. (2020). Keyswitch device and keyboard (U.S. Patent No. 10763054). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/10763054

Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile

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