DK

Dirk Kalkhoff

SG Sms Group Gmbh: 2 patents #79 of 401Top 20%
📍 Rheydt, DE: #76 of 259 inventorsTop 30%
Overall (All Time): #1,864,600 of 4,157,543Top 45%
2
Patents All Time

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
10882097 Ring-rolling machine and method for lifting and lowering the mandrel roll of a ring-rolling machine Felix Rodermund-Gebhart 2021-01-05
10722933 Ring-rolling machine and method for lifting and lowering the mandrel roll of a ring-rolling machine Felix Rodermund-Gebhart 2020-07-28