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.:

US 6489874 B1

PDF
Full Text
Expired
Date of Patent:
Dec. 03, 2002

Filed:

Jul. 25, 2001
Applicant:
Inventors:

Yoshinori Katsura, Hikone, JP;

Mikihiro Yamashita, Echi-gun, JP;

Assignee:
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
H01F 2/106 ;
U.S. Cl.
CPC ...
H01F 2/106 ;
Abstract

A non-contact electric power transmission apparatus including a primary unit and a secondary unit. The primary unit includes a primary core and a power primary winding. A signal secondary winding is wound around the primary core and provided to be apart from the power primary winding to form a primary gap between the power primary winding and the signal secondary winding. The secondary unit includes a secondary core and a power secondary winding. A signal primary winding is wound around the secondary core and provided to be apart from the power secondary winding to form a secondary gap between the power secondary winding and the signal primary winding.


Find Patent Forward Citations

Katsura, Yoshinori. (2002). Non-contact electric power transmission apparatus (U.S. Patent No. 6489874). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/6489874

Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile

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