Tokyo
Japan
6
2012-01-19
The entities that hold a legal rights for patent applications filed by inventor NAGAO Eiichi:
Eiichi NAGAO from Tokyo, JP has applied for patents for these inventions. The list has both pending applications and granted patents:
GAS INSULATED BREAKING DEVICE
#2 | 2011-04-21Oil immersed electrical apparatus
#3 | 2011-04-14Diagnostic method for oil-filled electrical device, diagnostic device for implementing the diagnostic method, and oil-filled electrical device provided with the diagnostic device
#4 | 2010-07-01Gas-insulated equipment
#5 | 2006-11-23Gas insulated breaking device
#6 | 2006-11-16Gas-insulated equipment
3074375 ⎘