Yoshihiko Hirano

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Tokyo, JP

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Patents Grantslast 30 patents

Information Patent Grant
Gas insulation apparatus
- Patent number 8,674,253
- Issue date Mar 18, 2014
- Kabushiki Kaisha Toshiba
- Toshiyuki Uchii
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Grant
Gas insulated switchgear
- Patent number 8,304,676
- Issue date Nov 6, 2012
- Kabushiki Kaisha Toshiba
- Toshiyuki Uchii
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Insulator having excellent arc resistance
- Patent number 7,867,935
- Issue date Jan 11, 2011
- Kabushiki Kaisha Toshiba
- Yoshihiko Hirano
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Voltage non-linear resistor unit and arrester unit
- Patent number 6,344,789
- Issue date Feb 5, 2002
- Kabushiki Kaisha Toshiba
- Takeshi Udagawa
- B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR

Patents Applicationslast 30 patents

Information Patent Application
GAS INSULATION APPARATUS
- Publication number 20120085735
- Publication date Apr 12, 2012
- KABUSHIKI KAISHA TOSHIBA
- Toshiyuki UCHII
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
GAS INSULATED SWITCHGEAR
- Publication number 20110127237
- Publication date Jun 2, 2011
- Kabushiki Kaisha Toshiba
- Toshiyuki UCHII
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
INSULATOR HAVING EXCELLENT ARC RESISTANCE
- Publication number 20110098393
- Publication date Apr 28, 2011
- Kabushiki Kaisha Toshiba
- Yoshihiko Hirano
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Application
INSULATOR HAVING EXCELLENT ARC RESISTANCE
- Publication number 20090261308
- Publication date Oct 22, 2009
- Kabushiki Kaisha Toshiba
- Yoshihiko Hirano
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...