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:
Aug. 31, 2010
Filed:
Dec. 23, 2008
Wenhai Luo, Shenzhen, CN;
Lihong Zhao, Shenzhen, CN;
Feng Cheng, Shenzhen, CN;
Jiaxin Zhang, Shenzhen, CN;
Wenhai Luo, Shenzhen, CN;
Lihong Zhao, Shenzhen, CN;
Feng Cheng, Shenzhen, CN;
Jiaxin Zhang, Shenzhen, CN;
BYD Co. Ltd., Pingshan, Longgang, Shenzhen, CN;
Abstract
In one aspect, a key-press structure comprises a frame and a plurality of keys disposed in said frame. Said frame comprises a main portion and two reflecting portions. The main portion has two opposite sides and the two reflecting portions are disposed on the two opposite sides of the main portion, respectively. Said reflecting portion has a reflective surface facing toward the main portion. Said keys are made of a transparent material, and the keys comprise characters formed on the internal surface of said keys. In another aspect, a method of preparing a key-press structure comprises forming a frame that includes a main portion and two reflecting portions. The reflecting portions each have a reflective surface. The main portion has two opposite sides that is connected to the two reflecting portions. The method further comprises forming characters on the internal surface of a plurality of keys, and disposing said keys in the main portion of the frame.
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile