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. 21, 1985
Filed:
Nov. 16, 1983
Applicant:
Inventor:
Hajime Harada, Tokyo, JP;
Assignee:
Nihon Kohden Corporation, Tokyo, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H01F / ; H01F / ;
U.S. Cl.
CPC ...
336 69 ; 336 / ; 336183 ;
Abstract
A pulse transformer for use in a switching power supply having primary and secondary windings wound concentrically around a common core and two electrostatic shield foils interposed between the primary and secondary windings with an insulator disposed between the electrostatic shield foils.
Harada, Hajime. (1985). Pulse transformer for switching power supplies (U.S. Patent No. 4518941). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/4518941
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile