Takafumi Hosono

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Hitachi, JP

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Patents Grantslast 30 patents

Information Patent Grant
Switch unit and switchgear
- Patent number 8,975,550
- Issue date Mar 10, 2015
- Hitachi, Ltd.
- Daisuke Sugai
- H01 - BASIC ELECTRIC ELEMENTS

Patents Applicationslast 30 patents

Information Patent Application
Switch Unit and Switchgear
- Publication number 20120175234
- Publication date Jul 12, 2012
- Hitachi, Ltd
- Daisuke SUGAI
- H01 - BASIC ELECTRIC ELEMENTS