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:
Nov. 02, 2010
Filed:
Mar. 26, 2007
Takeshi Sano, Takatsuki, JP;
Keiichi Kuramoto, Kadoma, JP;
Hiroyuki Fujii, Ritto, JP;
Kenichiro Wakisaka, Iga, JP;
Takeshi Sano, Takatsuki, JP;
Keiichi Kuramoto, Kadoma, JP;
Hiroyuki Fujii, Ritto, JP;
Kenichiro Wakisaka, Iga, JP;
Sanyo Electric Co., Ltd., , JP;
Abstract
A touch sensor includes a contact sensor and a pressure sensor. The contact sensor includes a first electrode and a first switching element connected to the first electrode, and detects a change in an electric potential when an object contacts a surface. The pressure sensor includes a second electrode and a second switching element connected to the second electrode, and detects a change in a pressure when an object depresses the surface. The touch sensor includes a plurality of the contact sensors and a plurality of the pressure sensors disposed regularly in an array.