Akira Hatai

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Tokyo, JP

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Patents Grantslast 30 patents

Information Patent Grant
Power semiconductor module
- Patent number 9,704,831
- Issue date Jul 11, 2017
- Mitsubishi Electric Corporation
- Akira Hatai
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
CR snubber circuit
- Patent number 9,570,972
- Issue date Feb 14, 2017
- Mitsubishi Electric Corporation
- Mitsuhiko Kanda
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Grant
Power conversion apparatus
- Patent number 8,670,237
- Issue date Mar 11, 2014
- Mitsubishi Electric Corporation
- Akira Hatai
- H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
Information Patent Grant
Inverter device
- Patent number 7,432,616
- Issue date Oct 7, 2008
- Mitsubishi Denki Kabushiki Kaisha
- Akira Hatai
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Grant
Power converter device
- Patent number 6,747,884
- Issue date Jun 8, 2004
- Mitsubishi Denki Kabushiki Kaisha
- Yuji Nishizawa
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER

Patents Applicationslast 30 patents

Information Patent Application
CR SNUBBER CIRCUIT
- Publication number 20160344279
- Publication date Nov 24, 2016
- MITSUBISHI ELECTRIC CORPORATION
- Mitsuhiko KANDA
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Application
POWER CONVERSION APPARATUS
- Publication number 20130258602
- Publication date Oct 3, 2013
- MITSUBISHI ELECTRIC CORPORATION
- Akira Hatai
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Application
MOTOR DRIVE CIRCUIT
- Publication number 20130221895
- Publication date Aug 29, 2013
- MITSUBISHI ELECTRIC CORPORATION
- Mitsuhiko Kanda
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Application
POWER SEMICONDUCTOR MODULE
- Publication number 20130056755
- Publication date Mar 7, 2013
- MITSUBISHI ELECTRIC CORPORATION
- Akira Hatai
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
Inverter
- Publication number 20050169018
- Publication date Aug 4, 2005
- Akira Hatai
- G01 - MEASURING TESTING
Information Patent Application
Power converter device
- Publication number 20030169611
- Publication date Sep 11, 2003
- Yuji Nishizawa
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER