TC

Thomas Cromm

PV Pfeiffer Vacuum: 2 patents #21 of 100Top 25%
Overall (All Time): #1,838,881 of 4,157,543Top 45%
2
Patents All Time

Issued Patents All Time

Patent #TitleCo-InventorsDate
11280427 Vacuum safety valve Timo Lange 2022-03-22
7669516 Cylinder-piston arrangement Ronald E. Sachs, Stefan Zabeschek 2010-03-02