Takafumi FUJINO

Follow

Person

Osaka, JP

People

Patents Grantslast 30 patents

Information Patent Grant
Power supply device serving as DC power supply, and lighting fixture
- Patent number 9,942,953
- Issue date Apr 10, 2018
- PANASONIC INTELLECTUAL PROPERTY MANAGEMENT CO., LTD.
- Kiyoshi Ogasawara
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Grant
Power supply device and lighting apparatus using the same
- Patent number 9,369,053
- Issue date Jun 14, 2016
- PANASONIC INTELLECTUAL PROPERTY MANAGEMENT CO., LTD.
- Kiyoshi Ogasawara
- H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR

Patents Applicationslast 30 patents

Information Patent Application
POWER SUPPLY DEVICE AND LIGHTING FIXTURE
- Publication number 20170013683
- Publication date Jan 12, 2017
- Panasonic Intellectual Property Management Co., Ltd.
- Kiyoshi OGASAWARA
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Application
POWER SUPPLY DEVICE AND LIGHTING APPARATUS USING THE SAME
- Publication number 20150249397
- Publication date Sep 3, 2015
- Panasonic Intellectual Property Management Co., Ltd.
- Kiyoshi OGASAWARA
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER