Inventor

WALTER GERHARD WILHELM

DE3 patents

⚠️ This page may combine multiple inventors who share the name “WALTER GERHARD WILHELM”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.

LEYBOLD VAKUUM GMBH

1 patent

US6435811B1Aug 20, 2002

Friction vacuum pump with a stator and a rotor

LEYBOLD VAKUUM GMBH26 citations88

WALTER GERHARD WILHELM

1 patent

US9841342B2Dec 12, 2017

Leak detection device and method for checking objects for fluid tightness by means of a leak detection device

WALTER GERHARD WILHELM5 citations60

OERLIKON LEYBOLD VACUUM GMBH

1 patent

US7481066B2Jan 27, 2009

Vacuum device

OERLIKON LEYBOLD VACUUM GMBH0 citations36