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. 14, 2006
Filed:
Apr. 26, 2005
Applicants:
Hiroshi Takashima, Ibaraki, JP;
Akira Shoji, Ibaraki, JP;
Ruiping Wang, Ibiraki, JP;
Naoki Shirakawa, Ibaraki, JP;
Mitsuru Itoh, Kanagawa, JP;
Inventors:
Hiroshi Takashima, Ibaraki, JP;
Akira Shoji, Ibaraki, JP;
Ruiping Wang, Ibiraki, JP;
Naoki Shirakawa, Ibaraki, JP;
Mitsuru Itoh, Kanagawa, JP;
Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H01G 7/00 (2006.01); G01K 7/34 (2006.01);
U.S. Cl.
CPC ...
Abstract
A capacitance temperature sensor in which temperature is measured by detecting capacitance of a parallel plate condenser which comprises a dielectric material comprising strontium titanate single crystal in which (a) 30% by weight or less of oxygen-or (b) 30% by weight to 50% by weight of oxygen-is substituted with oxygen-isotope.