Udo Siefken

City:

Munchen

Country:

Germany

Published Applications:

Last publication date:

2006-12-14

Top Assignees for applications by Udo Siefken

The entities that hold a legal rights for patent applications filed by inventor Siefken Udo:

Udo Siefken from Munchen, DE has applied for patents for these inventions. The list has both pending applications and granted patents:

Contact piece made of tungsten provided with a corrosion-resistant layer made of a base metal

InventorID:

4747746 ⎘