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:
Oct. 23, 2012
Filed:
Jul. 02, 2007
Noriyuki Matsumoto, Yokohama, JP;
Tsutomu Yamate, Yokohama, JP;
Bikash K. Sinha, West Redding, CT (US);
Shigeru Sato, Inagi, JP;
Anthony Frank Veneruso, Paris, FR;
Jimmy Lawrence, Cambridge, MA (US);
Yves Barriol, Houston, TX (US);
Shigeo Daito, Lexington, MA (US);
Noriyuki Matsumoto, Yokohama, JP;
Tsutomu Yamate, Yokohama, JP;
Bikash K. Sinha, West Redding, CT (US);
Shigeru Sato, Inagi, JP;
Anthony Frank Veneruso, Paris, FR;
Jimmy Lawrence, Cambridge, MA (US);
Yves Barriol, Houston, TX (US);
Shigeo Daito, Lexington, MA (US);
Schlumberger Technology Corporation, Sugar Land, TX (US);
Abstract
A pressure transducer for high-pressure measurements comprising a housing and a piezoelectric resonator located in the housing, wherein the resonator comprises double rotation cut piezoelectric material configured or designed for vibrating in the fundamental tone of dual modes of the fast and slow thickness-shear vibrations.