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. 07, 2007
Filed:
Sep. 30, 2005
Applicants:
Hiroyuki Ohta, Tsuchiura, JP;
Takashi Sumigawa, Fukuoka, JP;
Inventors:
Hiroyuki Ohta, Tsuchiura, JP;
Takashi Sumigawa, Fukuoka, JP;
Assignee:
Hitachi, Ltd., Tokyo, JP;
Primary Examiner:
Int. Cl.
CPC ...
G01L 9/00 (2006.01);
U.S. Cl.
CPC ...
Abstract
In order to realize a compact wireless pressure sensor system which transmits an accurate pressure value, the present invention provides a pressure sensor system constructed at least by a silicon chip on which a circuit operated by electromagnetic wave energy is mounted, and a film which supports an antenna, in which film a through-hole is provided in the vicinity of a diaphragm part.