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:
Jan. 05, 2010
Filed:
Oct. 03, 2007
Applicants:
Katsunori Azuma, Chiyoda-ku, JP;
Akira Mishima, Chiyoda-ku, JP;
Takashi Kaneko, Chiyoda-ku, JP;
Masaomi Konishide, Chiyoda-ku, JP;
Inventors:
Katsunori Azuma, Chiyoda-ku, JP;
Akira Mishima, Chiyoda-ku, JP;
Takashi Kaneko, Chiyoda-ku, JP;
Masaomi Konishide, Chiyoda-ku, JP;
Assignee:
Hitachi, Ltd., Tokyo, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H02M 1/00 (2007.01);
U.S. Cl.
CPC ...
Abstract
A power converter of the present invention is connected between a direct current power source and controls power to a load by switching equipment. The converter is equipped with a first conductor for connecting a negative pole of the power converter and the switching equipment, and a second conductor for connecting a housing of the power converter and the negative pole of the power converter to the first conductor through a resistor.