Kawabata; Yukio

Patent Applications and Registrations

Patent applications and USPTO patent grants for Kawabata; Yukio.The latest application filed is for "synchronous motor drive unit and a driving method thereof".

Company Profile

0.12.9

Kawabata; Yukio - Hitachinaka JP
Kawabata; Yukio - Chiyoda-ku JP
Kawabata; Yukio - Hitachi JP
Kawabata, Yukio - Hitachinaka-shi JP
Kawabata, Yukio - Hitachi-shi JP

*profile and listings may contain filings by different individuals or companies with the same name. Review application materials to confirm ownership/assignment.

Patent Activity

Patent	Date
Control system for permanent magnet synchronous motor and module Grant 7,388,341 - Tobari , et al. June 17, 2	2008-06-17
Synchronous motor drive unit and a driving method thereof Grant 7,294,988 - Ajima , et al. November 13, 2	2007-11-13
Synchronous motor drive unit and a driving method thereof App 20060125439 - Ajima; Toshiyuki ; et al.	2006-06-15
Control system for permanent magnet synchronous motor and module App 20060055362 - Tobari; Kazuaki ; et al.	2006-03-16
Driving equipment and semiconductor equipment for alternating-current motor Grant 6,828,752 - Nakatsugawa , et al. December 7, 2	2004-12-07
Driving equipment and semiconductor equipment for alternating-current motor App 20040056632 - Nakatsugawa, Junnosuke ; et al.	2004-03-25
Driving equipment for synchronous motors Grant 6,657,413 - Nakatsugawa , et al. December 2, 2	2003-12-02
Starting control method of and control apparatus for synchronous motor, and air conditioner, refrigerator, washing machine and vacuum cleaner each provided with the control apparatus Grant 6,642,681 - Kawabata , et al. November 4, 2	2003-11-04
Controller for PWM/PAM motor, air conditioner, and method of motor control Grant 6,626,002 - Notohara , et al. September 30, 2	2003-09-30
Motor controller Grant 6,603,280 - Notohara , et al. August 5, 2	2003-08-05
Driving equipment for synchronous motors App 20020180398 - Nakatsugawa, Junnosuke ; et al.	2002-12-05
Control apparatus for alternating-current motor App 20020167289 - Nakatsugawa, Junnosuke ; et al.	2002-11-14
Starting control method of and control apparatus for synchronous motor, and air conditioner, refrigerator, washing machine and vacuum cleaner each provided with the control apparatus App 20020117989 - Kawabata, Yukio ; et al.	2002-08-29
Control apparatus of brushless motor and machine and apparatus using brushless motor Grant 6,337,548 - Kawabata , et al. January 8, 2	2002-01-08
Motor driving circuit, a method for driving a motor, and a semiconductor integrated circuit device App 20010040440 - Ohura, Hitoshi ; et al.	2001-11-15
Control apparatus of brushless motor and machine and apparatus using brushless motor App 20010004197 - Kawabata, Yukio ; et al.	2001-06-21
Motor controller App 20010001227 - Notohara, Yasuo ; et al.	2001-05-17
Motor controller Grant 6,198,240 - Notohara , et al. March 6, 2	2001-03-06
Control apparatus of brushless motor and machine and apparatus using brushless motor Grant 6,191,545 - Kawabata , et al. February 20, 2	2001-02-20
PWM/PAM control mode switching type motor control apparatus, and motor drive and air-conditioner using the same Grant 6,075,328 - Notohara , et al. June 13, 2	2000-06-13
Air conditioner Grant 5,929,591 - Katou , et al. July 27, 1	1999-07-27

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