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:
Jul. 30, 1996
Filed:
Apr. 20, 1995
Applicant:
Inventors:
Minorua Maehara, Kaboma, JP;
Hiroshi Nishimura, Kaboma, JP;
Katsumi Sato, Kaboma, JP;
Toshiya Kanja, Kaboma, JP;
Tadahiro Kono, Kaboma, JP;
Assignee:
Matsushita Electric Works, Ltd., Osaka, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H02J / ; H02M / ;
U.S. Cl.
CPC ...
363 34 ; 363 37 ;
Abstract
An electric power source device is provided with a current compensating circuit capable of feeding to switching elements included in an inverter circuit currents substantially mutually anti-phase, the current compensating circuit thus reducing the currents flowing to the switching elements and allowing the switching elements of a small current rating to be utilizable.