Köln
Germany
4
2025-09-04
The entities that hold a legal rights for patent applications filed by inventor Zander Hans-Dieter:
Hans-Dieter Zander from Köln, DE has applied for patents for these inventions. The list has both pending applications and granted patents:
RADIAL SHAFT SEALING RING
#2 | 2025-08-14RADIAL SHAFT SEAL ARRANGEMENT
#3 | 2023-08-31RADIAL SHAFT SEAL RING
#4 | 2023-01-26Valve stem seal
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