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:
Dec. 28, 2004
Filed:
Feb. 27, 2003
Applicant:
Inventor:
Jun Hiraoka, Nara, JP;
Assignee:
Sharp Kabushiki Kaisha, Osaka, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H01H 3/26 ;
U.S. Cl.
CPC ...
H01H 3/26 ;
Abstract
A key device has a plurality of peripheral key tops arranged around a center key top so that the key tops, when pressed, operate switches arranged below them respectively. The center key top is essentially supported by center hinges extending from a center frame provided around the center key top, and the peripheral key tops are provided above the center frame and are each elastically supported by peripheral hinges extending from a peripheral frame provided around the peripheral key tops.
Hiraoka, Jun. (2004). Peripheral and central key apparatus (U.S. Patent No. 6835902). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/6835902
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile