Springe
Germany
4
2020-05-28
The entities that hold a legal rights for patent applications filed by inventor Pfoertner Steffen:
Steffen Pfoertner from Springe, DE has applied for patents for these inventions. The list has both pending applications and granted patents:
Overvoltage protection device with thermal overload protection device
#2 | 2019-04-18Space-limited protection module with at least two overvoltage protection elements in parallel current branches
#3 | 2013-01-10Overvoltage protection device
#4 | 2011-11-03Overvoltage protector
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