Inventor · disambiguated record
Dirk Kalkhoff
Also filed as: KALKHOFF DIRK
2 granted patents·0 citations·filing 2017–2019
27Inventor score
Technology areasB21H
Files withSMS GROUP GMBH2
Top patents by PatentIndex Score
2 records- 0149US10882097B2Ring-rolling machine and method for lifting and lowering the mandrel roll of a ring-rolling machineSMS GROUP GMBH·Filed 2019·Granted Jan 5, 2021·0 cites·9 claims
- 0243US10722933B2Ring-rolling machine and method for lifting and lowering the mandrel roll of a ring-rolling machineSMS GROUP GMBH·Filed 2017·Granted Jul 28, 2020·0 cites·8 claims
Join the waitlist — get patent alerts
Get an alert when Dirk Kalkhoff files or is granted a new patent.
We store only your email — no account needed. See our privacy policy.
Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →