Aachen
Germany
3
2011-04-21
The entities that hold a legal rights for patent applications filed by inventor Dappen Stefan:
Stefan Dappen from Aachen, DE has applied for patents for these inventions. The list has both pending applications and granted patents:
Device for hardening a cylindrical section of a workpiece and use of such a device
#2 | 2011-04-14Device for inductive heating and use of such a device
#3 | 2011-03-31Inductor and use of such an inductor
3360903 ⎘