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. 27, 1986
Filed:
Dec. 23, 1983
Applicant:
Inventor:
Mitsuru Yamaura, Hachioji, JP;
Assignee:
Tokyo Shibaura Denki Kabushiki Kaisha, Kawasaki, JP;
Primary Examiner:
Int. Cl.
CPC ...
G01R / ; H02H / ;
U.S. Cl.
CPC ...
364483 ; 324 51 ; 324 52 ; 361 79 ; 361 84 ;
Abstract
In direction identification for a close-in fault when the voltage becomes very small, direction of the fault is determined from the discriminant D given by:
Yamaura, Mitsuru. (1986). Method and system for identifying the direction of a fault in a power (U.S. Patent No. 4591992). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/4591992
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile