Inventor · disambiguated record
Darren Joseph Hopf
Also filed as: HOPF DARREN J · HOPF DARREN JOSEPH
4 granted patents·2 pending applications·0 citations·filing 2009–2024
53Inventor score
Files withCATERPILLAR INC6
Top patents by PatentIndex Score
6 records- 0172US12209598B2Hydraulic pump or motor with mounting configuration for increased torqueCATERPILLAR INC·Filed 2024·Granted Jan 28, 2025·0 cites·20 claims
- 0263US11953032B2Hydraulic pump or motor with mounting configuration for increased torqueCATERPILLAR INC·Filed 2021·Granted Apr 9, 2024·0 cites·20 claims
- 0346US12006924B2Axial piston pump mounting flange configurationCATERPILLAR INC·Filed 2021·Granted Jun 11, 2024·0 cites·20 claims
- 0442US2010146960A1Externally mounted variator for split torque transmissionCATERPILLAR INC·Filed 2009·Application pending·0 cites
- 0536US2022252083A1Hydraulic pump or motor with mounting configuration for increased torqueCATERPILLAR INC·Filed 2021·Application pending·0 cites
- 0631US10330126B2Fan control system with electro-hydraulic valve providing three fan motor operational positionsCATERPILLAR INC·Filed 2016·Granted Jun 25, 2019·0 cites·15 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →