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:
Sep. 20, 2005
Filed:
Aug. 20, 2003
Tsuyoshi Kitagawa, Yao, JP;
Tsuyoshi Kitagawa, Yao, JP;
Hosiden Corporation, Yao, JP;
Abstract
A depression switchin a multidirectional input device A comprises a key topwhich is provided below an operating memberso as to penetrate a bottom plate portionof a lower caseand to be movable in a vertical direction, an elastically deformable dome-shaped movable contact pieceabutting the key topmoved downward, one fixed electrodeprovided below an end portionof the movable contact pieceon a substratethe other fixed electrodeprovided at the position of contacting a central portionof the elastically deformed movable contact pieceon the substrateand a spacerfor electrically connecting the end portionof the movable contact pieceto the one fixed electrode
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile