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:
Apr. 10, 2012
Filed:
Jun. 29, 2006
Applicants:
Masafumi Nakada, Tokyo, JP;
Mizuki Iwanami, Tokyo, JP;
Keishi Oohashi, Tokyo, JP;
Norio Masuda, Tokyo, JP;
Inventors:
Masafumi Nakada, Tokyo, JP;
Mizuki Iwanami, Tokyo, JP;
Keishi Oohashi, Tokyo, JP;
Norio Masuda, Tokyo, JP;
Assignee:
NEC Corporation, Tokyo, JP;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
G01J 1/04 (2006.01); G08B 13/26 (2006.01);
U.S. Cl.
CPC ...
Abstract
An electric field sensor is obtained by directly forming an electrooptical film of Fabry-Perot resonator structure on a polished surface at a tip of an optical fiber by an aerosol deposition method.