Masashiro TANAKA

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Fukuoka, JP

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Patents Grantslast 30 patents

Information Patent Grant
Bidirectional power conversion
- Patent number 11,621,643
- Issue date Apr 4, 2023
- Hirotaka Karakama
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Grant
Bidirectional power converter
- Patent number 11,411,507
- Issue date Aug 9, 2022
- Hirotaka Karakama
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Grant
Elevator control device with carrier frequency switch circuit
- Patent number 8,348,020
- Issue date Jan 8, 2013
- Kabushiki Kaisha Yaskawa Denki
- Hiroaki Ohya
- B66 - HOISTING LIFTING HAULING
Information Patent Grant
Voltage source inverter control method
- Patent number 7,362,069
- Issue date Apr 22, 2008
- Kabushiki Kaisha Yaskawa Denki
- Yoichi Yamamoto
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER

Patents Applicationslast 30 patents

Information Patent Application
POWER CONVERSION DEVICE, POWER CONVERSION METHOD, AND PROGRAM
- Publication number 20230032286
- Publication date Feb 2, 2023
- Kabushiki Kaisha Yaskawa Denki
- Toshihiro HANADA
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Application
BIDIRECTIONAL POWER CONVERSION
- Publication number 20220069721
- Publication date Mar 3, 2022
- KABUSHIKI KAISHA YASKAWA DENKI
- Hirotaka KARAKAMA
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Application
BIDIRECTIONAL POWER CONVERTER
- Publication number 20210336549
- Publication date Oct 28, 2021
- KABUSHIKI KAISHA YASKAWA DENKI
- Hirotaka KARAKAMA
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Application
ELEVATOR CONTROL DEVICE
- Publication number 20110056771
- Publication date Mar 10, 2011
- KABUSHIKI KAISHA YASKAWA DENKI
- Hiroaki OHYA
- B66 - HOISTING LIFTING HAULING
Information Patent Application
Voltage source inverter control method
- Publication number 20070030705
- Publication date Feb 8, 2007
- Kabushiki Kaisha Yaskawa Denki
- Yoichi Yamamoto
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER