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:
Sep. 08, 2009
Filed:
Feb. 24, 2006
Masahiro Toba, Tokyo, JP;
Noriyuki Matsubara, Tokyo, JP;
Masanori Kageyama, Tokyo, JP;
Naoki Nishio, Tokyo, JP;
Masahiro Toba, Tokyo, JP;
Noriyuki Matsubara, Tokyo, JP;
Masanori Kageyama, Tokyo, JP;
Naoki Nishio, Tokyo, JP;
Mitsubishi Electric Corporation, Tokyo, JP;
Abstract
An interconnection inverter device includes a pair of capacitors connected in series to a pair of direct-current buses each connecting a direct-current power supply and the inverter; an opening/closing unit connected to either one of the pair of direct-current buses; voltage monitor units that monitor terminal voltages of the pair of capacitors respectively; and a controller that controls opening or closing of the opening/closing unit based on monitor voltages detected by the voltage monitor units.