Inventor · disambiguated record
Joseph E. Dezelan
Also filed as: DEZELAN JOSEPH E · DEZELAN JOSEPH EDWARD · DEZELAN JR JOSEPH E
24 granted patents·374 citations·filing 1974–1998
96Inventor score
Top patents by PatentIndex Score
24 records- 0190US4341149ASelectively actuatable fluid control system for a work elementCATERPILLAR TRACTOR CO·Filed 1979·Granted Jul 27, 1982·36 cites·6 claims
- 0288US3970327ASuspension and load leveling for an urban haulerCATERPILLAR TRACTOR CO·Filed 1975·Granted Jul 20, 1976·44 cites·8 claims
- 0384US3997017AAuxiliary hydrostatic front wheel drive systemCATERPILLAR TRACTOR CO·Filed 1974·Granted Dec 14, 1976·30 cites·8 claims
- 0481US4354351ALoad sensing steeringCATERPILLAR TRACTOR CO·Filed 1980·Granted Oct 19, 1982·31 cites·5 claims
- 0577US4069886AAuxiliary hydrostatic front wheel drive systemCATERPILLAR TRACTOR CO·Filed 1976·Granted Jan 24, 1978·24 cites·2 claims
- 0674US4217968AClosed center emergency steering with accumulator sourceCATERPILLAR TRACTOR CO·Filed 1978·Granted Aug 19, 1980·21 cites·6 claims
- 0771US4077484AHydro-electrical priority valve and speed control circuitCATERPILLAR TRACTOR CO·Filed 1976·Granted Mar 7, 1978·17 cites·5 claims
- 0868US4084644AMotor grader or the like with hydraulic control system for circle gearCATERPILLAR TRACTOR CO·Filed 1976·Granted Apr 18, 1978·18 cites·10 claims
- 0964US4017221ACombined unloading and relief valve for pump unloading circuitCATERPILLAR TRACTOR CO·Filed 1976·Granted Apr 12, 1977·15 cites·12 claims
- 1063US4107924APump upgrading systemCATERPILLAR TRACTOR CO·Filed 1977·Granted Aug 22, 1978·13 cites·27 claims
- 1160US5226348AElectro-hydraulic quick drop circuitCATERPILLAR INC·Filed 1992·Granted Jul 13, 1993·19 cites·5 claims
- 1256US4099588AResponsive pilot-operated control valve for front wheel driveCATERPILLAR TRACTOR CO·Filed 1976·Granted Jul 11, 1978·14 cites·12 claims
- 1354US4189920ALoad signal control of hydraulic motor displacementCATERPILLAR TRACTOR CO·Filed 1979·Granted Feb 26, 1980·11 cites·7 claims
- 1452US4034815ABlade lift float circuit for motor gradersCATERPILLAR TRACTOR CO·Filed 1975·Granted Jul 12, 1977·10 cites·7 claims
- 1550US3935792APilot pump bleed control for earthmoving scrapersCATERPILLAR TRACTOR CO·Filed 1974·Granted Feb 3, 1976·16 cites·3 claims
- 1647US4132290ALocking mechanism for movable vehicle membersCATERPILLAR TRACTOR CO·Filed 1977·Granted Jan 2, 1979·9 cites·4 claims
- 1746US4174614ATorque limiting control for front wheel driveCATERPILLAR TRACTOR CO·Filed 1978·Granted Nov 20, 1979·8 cites·5 claims
- 1845US3992035ACombination hydraulic and mechanical suspension systemCATERPILLAR TRACTOR CO·Filed 1975·Granted Nov 16, 1976·10 cites·11 claims
- 1944US4515181AFlow control valve assembly wth quick responseCATERPILLAR TRACTOR CO·Filed 1983·Granted May 7, 1985·8 cites·9 claims
- 2043US4019585ACombined automatic and manual hydraulic control for motor grader bladeCATERPILLAR TRACTOR CO·Filed 1976·Granted Apr 26, 1977·7 cites·6 claims
- 2139US4195479ATorque control of hydraulic motorsCATERPILLAR TRACTOR CO·Filed 1979·Granted Apr 1, 1980·5 cites·8 claims
- 2237US4191017AMotor displacement control systemCATERPILLAR TRACTOR CO·Filed 1979·Granted Mar 4, 1980·4 cites·11 claims
- 2330US4341280AVariable displacement front wheel drive systemCATERPILLAR TRACTOR CO·Filed 1980·Granted Jul 27, 1982·2 cites·10 claims
- 2428USH1953HApparatus and method for preparing a hydraulic work machine for towingCATERPILLAR INC·Filed 1998·Granted Apr 3, 2001·2 cites·22 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →