Inventor · disambiguated record
John Ferraz, Jr.
Also filed as: FERRAZ JOHN · FERRAZ JR JOHN
8 granted patents·3 pending applications·12 citations·filing 2010–2023
77Inventor score
Top patents by PatentIndex Score
11 records- 0184US10858806B2Modular manifold having at least two control modules for controlling operation of at least two hydraulic actuators of an earthmoving machineCATERPILLAR INC·Filed 2019·Granted Dec 8, 2020·5 cites·18 claims
- 0281US8919113B2Hydraulic control system having energy recovery kitMA PENGFEI·Filed 2011·Granted Dec 30, 2014·5 cites·13 claims
- 0367US9388829B2Hydraulic control system having swing motor energy recoveryCATERPILLAR INC·Filed 2012·Granted Jul 12, 2016·2 cites·18 claims
- 0456US12286982B1Modular hydraulic manifoldCATERPILLAR INC·Filed 2023·Granted Apr 29, 2025·0 cites·20 claims
- 0554US2015101164A1Hydraulic control system having energy recovery kitCATERPILLAR INC·Filed 2014·Application pending·0 cites
- 0648US11053958B2Regeneration valve for a hydraulic circuitCATERPILLAR INC·Filed 2019·Granted Jul 6, 2021·0 cites·20 claims
- 0739US10753068B1Electro-hydraulic arrangement for an earthmoving machineCATERPILLAR INC·Filed 2019·Granted Aug 25, 2020·0 cites·20 claims
- 0839US9644649B2Void protection systemCATERPILLAR GLOBAL MINING LLC·Filed 2014·Granted May 9, 2017·0 cites·19 claims
- 0937US8752371B2Independent metering valve with flow limiterFERRAZ JOHN·Filed 2010·Granted Jun 17, 2014·0 cites·17 claims
- 1035US2016201296A1Hydraulic valveCATERPILLAR INC·Filed 2016·Application pending·0 cites
- 1132US2015267831A1Valve Stem Cover and SystemCATERPILLAR INC·Filed 2015·Application pending·0 cites
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →