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:
Mar. 31, 2026
Filed:
Oct. 30, 2020
Mitsubishi Electric Corporation, Tokyo, JP;
Kota Teramoto, Tokyo, JP;
Kenta Kaneko, Tokyo, JP;
Yu Hamada, Tokyo, JP;
Toshiki Suzuki, Tokyo, JP;
Moriyuki Hazeyama, Tokyo, JP;
Tetsuya Kojima, Tokyo, JP;
Hisanori Yamasaki, Tokyo, JP;
Mitsubishi Electric Corporation, Tokyo, JP;
Abstract
The drive system includes a motor, a power converter, and a controller. The motor is a reluctance motor that rotates in response to feeding of electric power. The power converter includes multiple switching elements and is connected directly to the motor. The power converter converts electric power fed from a power source into electric power to be fed to the motor and feeds the converted electric power to the motor. The controller controls the switching elements included in the power converter.