Chikashi Okabayashi

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Tokyo, JP

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Patents Grantslast 30 patents

Information Patent Grant
Grounding device and method of constructing the same
- Patent number 7,619,161
- Issue date Nov 17, 2009
- Sankosha Corporation
- Chikashi Okabayashi
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Grant
Communication line surge protecting system
- Patent number 6,791,813
- Issue date Sep 14, 2004
- NTT Docomo Kyushu, Inc.
- Takashi Shikano
- H01 - BASIC ELECTRIC ELEMENTS

Patents Applicationslast 30 patents

Information Patent Application
Grounding device and method of constructing the same
- Publication number 20060237213
- Publication date Oct 26, 2006
- SANKOSHA CORPORATION
- Chikashi Okabayashi
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Application
Communication line surge protecting system
- Publication number 20030043524
- Publication date Mar 6, 2003
- NTT DOCOMO KYUSHU, INC.
- Takashi Shikano
- H01 - BASIC ELECTRIC ELEMENTS