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Title of patent family (most common patent title) |
Family members |
Filing year |
---|---|---|
method for producing electrode material for vacuum circuit breaker, electrode material f… 🛈 | 14 | 2010 |
gas-insulated vacuum breaker | 12 | 2009 |
vacuum circuit breaker | 11 | 2008 |
optical current transformer for gas-insulated apparatus | 11 | 2010 |
electrode material for vacuum circuit breaker and method for producing same | 10 | 2008 |
gas-insulated switchgear | 9 | 2008 |
cubicle-type gas-insulated switching apparatus | 9 | 2010 |
buffer type gas isolator | 9 | 2007 |
vacuum circuit breaker of tank type | 9 | 2006 |
electrode structure for vacuum circuit breaker | 9 | 2008 |