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. 05, 2008
Filed:
Dec. 14, 2005
Masami Seto, Osaka, JP;
Masami Seto, Osaka, JP;
Ricoh Company, Ltd., Tokyo, JP;
Abstract
A semiconductor sensor is disclosed that includes a proof mass, a frame that is arranged around the proof mass, a beam that is arranged at the surface side of the frame and is configured to support the proof mass, plural piezo-resistive elements arranged on the beam, plural metal wiring patterns and pad electrodes that are arranged on the surface of the frame and are electrically connected to the piezo-resistive elements, a cover plate that is fixed to the surface of the frame and is arranged to be spaced apart from the proof mass and the beam, and a cover plate fixing region for fixing the cover plate to the surface of the frame, the cover plate fixing region including a formation region for the metal wiring patterns.