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. 24, 2009
Filed:
Aug. 24, 2005
Stanley Chu, Cupertino, CA (US);
Sisira Kankanam Gamage, Fremont, CA (US);
Hyon-jin Kwon, Fremont, CA (US);
Stanley Chu, Cupertino, CA (US);
Sisira Kankanam Gamage, Fremont, CA (US);
Hyon-Jin Kwon, Fremont, CA (US);
General Electric Company, Schenectady, NY (US);
Abstract
A pressure sensor includes a base substrate silicon fusion bonded to a cap substrate with a chamber disposed between the base substrate and the cap substrate. Each of the base substrate and the cap substrate include silicon. The base substrate includes walls defining a cavity and a diaphragm portion positioned over the cavity, wherein the cavity is open to an environment to be sensed. The chamber is hermetically sealed from the environment.
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile