Kazushige HOTTA

Follow

Person

Tokyo, JP

People

Patents Grantslast 30 patents

Information Patent Grant
Speed calculation device and power conversion device
- Patent number 11,870,384
- Issue date Jan 9, 2024
- Hitachi Industrial Equipment Systems Co., Ltd.
- Hiroshi Watanabe
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Grant
Voltage imbalance assessment method and power conversion device
- Patent number 11,340,310
- Issue date May 24, 2022
- Hitachi Industrial Equipment Systems Co., Ltd.
- Kazushige Hotta
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Grant
Power conversion device and power conversion device system
- Patent number 10,903,759
- Issue date Jan 26, 2021
- Hitachi Industrial Equipment Systems Co., Ltd.
- Yusuke Arao
- G01 - MEASURING TESTING

Patents Applicationslast 30 patents

Information Patent Application
Power Conversion Apparatus, Deterioration Determination Method for...
- Publication number 20240264213
- Publication date Aug 8, 2024
- HITACHI INDUSTRIAL EQUIPMENT SYSTEMS CO., LTD.
- Mendez Mauricio TOBON
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Application
Power Conversion Device and Remote Monitoring System
- Publication number 20230268823
- Publication date Aug 24, 2023
- HITACHI INDUSTRIAL EQUIPMENT SYSTEMS CO., LTD.
- Daisuke MATSUMOTO
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Application
Speed Calculation Device and Power Conversion Device
- Publication number 20210075347
- Publication date Mar 11, 2021
- HITACHI INDUSTRIAL EQUIPMENT SYSTEMS CO., LTD.
- Hiroshi WATANABE
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Application
Voltage Imbalance Assessment Method and Power Conversion Device
- Publication number 20200400754
- Publication date Dec 24, 2020
- HITACHI INDUSTRIAL EQUIPMENT SYSTEMS CO., LTD.
- Kazushige HOTTA
- G01 - MEASURING TESTING
Information Patent Application
Power Conversion Device and Power Conversion Device System
- Publication number 20190173396
- Publication date Jun 6, 2019
- HITACHI INDUSTRIAL EQUIPMENT SYSTEMS CO., LTD.
- Yusuke ARAO
- G01 - MEASURING TESTING