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. 24, 2013
Filed:
Dec. 07, 2010
Yu-guo Gao, Shenzhen, CN;
Yong-hui HU, Shenzhen, CN;
Kai-kuei Wu, Taipei Hsien, TW;
Kun-chih Hsieh, Taipei Hsien, TW;
Yu-Guo Gao, Shenzhen, CN;
Yong-Hui Hu, Shenzhen, CN;
Kai-Kuei Wu, Taipei Hsien, TW;
Kun-Chih Hsieh, Taipei Hsien, TW;
Hong Fu Jin Precision (ShenZhen) Co., Ltd., Shenzhen, CN;
Hon Hai Precision Industry Co., Ltd., New Taipei, TW;
Abstract
An electromagnetic stylus includes a body, a core and an induction coil. The body includes a first shell and a second shell telescopically sleeved on the first shell. The core is received in and has a nib end extending out of the first shell. The induction coil is sleeved on one end of the core and is received in the first shell. The first shell is made of material without electromagnetic wave shielding capability. The second shell is made of material with electromagnetic wave shielding capability. The second shell is configured to slide along the first shell between two positions, to shield or not to shield part of the induction coil.