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. 08, 2008
Filed:
Sep. 30, 2004
Applicants:
Yoshihiro Kogure, Gunma, JP;
Koichi Kusuyama, Gunma, JP;
Inventors:
Yoshihiro Kogure, Gunma, JP;
Koichi Kusuyama, Gunma, JP;
Assignee:
Hitachi Unisia Automotive, Ltd., Atsugi-Shi, JP;
Primary Examiner:
Int. Cl.
CPC ...
G01B 7/30 (2006.01);
U.S. Cl.
CPC ...
Abstract
A rotation angle sensor includes a rotatable magnet, at least one yoke located at a position to confront a magnetic pole, and a magnetic sensing device to sense magnetic flux density varying in accordance with a confronting area between the yoke and the magnet. The yoke is electrically connected with the magnetic sensing device through a nonmagnetic conductor.