Hiroki Igarashi

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Osaka, JP

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Patents Grantslast 30 patents

Information Patent Grant
Switching circuit including serially connected transistors for redu...
- Patent number 9,935,551
- Issue date Apr 3, 2018
- SHARP KABUSHIKI KAISHA
- Kohtaroh Kataoka
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Grant
Power factor correction circuit and power supply device
- Patent number 9,793,793
- Issue date Oct 17, 2017
- SHARP KABUSHIKI KAISHA
- Kohtaroh Kataoka
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Grant
Switching power supply device, and inverter, converter, and solar p...
- Patent number 9,627,973
- Issue date Apr 18, 2017
- SHARP KABUSHIKI KAISHA
- Akihide Shibata
- H03 - BASIC ELECTRONIC CIRCUITRY

Patents Applicationslast 30 patents

Information Patent Application
SWITCHING CIRCUIT AND POWER SUPPLY CIRCUIT PROVIDED THEREWITH
- Publication number 20170104416
- Publication date Apr 13, 2017
- SHARP KABUSHIKI KAISHA
- Kohtaroh KATAOKA
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Application
POWER FACTOR CORRECTION CIRCUIT AND POWER SUPPLY DEVICE
- Publication number 20160380531
- Publication date Dec 29, 2016
- Sharp Kabushiki Kaisha
- Kohtaroh KATAOKA
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Application
RECTIFIER
- Publication number 20160285386
- Publication date Sep 29, 2016
- SHARP KABUSSHIKI KAISHA
- KOHTAROH KATAOKA
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Application
SWITCHING POWER SUPPLY DEVICE, AND INVERTER, CONVERTER, AND SOLAR P...
- Publication number 20160156267
- Publication date Jun 2, 2016
- Sharp Kabushiki Kaisha
- Akihide SHIBATA
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER