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:
May. 02, 2017
Filed:
Jun. 07, 2012
Applicants:
Tetsuya Ishi, Tsukuba, JP;
Akio Shokaku, Tsukuba, JP;
Koichiro Iwasa, Tokyo, JP;
Masanori Nakamura, Takatsuki, JP;
Inventors:
Tetsuya Ishi, Tsukuba, JP;
Akio Shokaku, Tsukuba, JP;
Koichiro Iwasa, Tokyo, JP;
Masanori Nakamura, Takatsuki, JP;
Assignee:
Sekisui Chemical Co., Ltd., Osaka, JP;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
H02J 17/00 (2006.01); H01F 38/14 (2006.01); H02J 7/02 (2016.01); H02J 5/00 (2016.01);
U.S. Cl.
CPC ...
H01F 38/14 (2013.01); H02J 5/005 (2013.01); H02J 7/025 (2013.01); H02J 17/00 (2013.01);
Abstract
A parent device power transmission unit determines a power to be supplied to a plurality of coils such that the power is proportional to an eigenvector of a real part of an impedance matrix which is based on a mutual inductance of the plurality of coils.