Hiromichi Ohashi

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Ibaraki, JP

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Patents Grantslast 30 patents

Information Patent Grant
Semiconductor device
- Patent number 9,570,436
- Issue date Feb 14, 2017
- National Institute of Advanced Industrial Science and Technology
- Akira Nakajima
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Power conversion apparatus with M conversion levels having an indiv...
- Patent number 8,363,441
- Issue date Jan 29, 2013
- National Institute of Advanced Industrial Science and Technology
- Hiromichi Ohashi
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Grant
Power conversion apparatus
- Patent number 8,351,224
- Issue date Jan 8, 2013
- National Institute of Advanced Industrial Science and Technology
- Hiromichi Ohashi
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER

Patents Applicationslast 30 patents

Information Patent Application
Multilevel Power Conversion Circuit and Device
- Publication number 20150249403
- Publication date Sep 3, 2015
- NATIONAL INSTITUTE OF ADVANCED INDUSTRIAL SCIENCE AND TECHNOLOGY
- Yukihiko Sato
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Application
SEMICONDUCTOR DEVICE
- Publication number 20150155273
- Publication date Jun 4, 2015
- NATIONAL INSTITUTE OF ADVANCED INDUSTRIAL SCIENCE AND TECHNOLOGY
- Akira Nakajima
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
POWER CONVERSION APPARATUS
- Publication number 20100067264
- Publication date Mar 18, 2010
- Hiromichi OHASHI
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Application
Power conversion apparatus
- Publication number 20090195068
- Publication date Aug 6, 2009
- Hiromichi Ohashi
- H03 - BASIC ELECTRONIC CIRCUITRY