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HYDRO LEDUC

Overview
  • Total Patents
    54
  • GoodIP Patent Rank
    95,368
  • Filing trend
    ⇩ 33.0%
About

HYDRO LEDUC has a total of 54 patent applications. It decreased the IP activity by 33.0%. Its first patent ever was published in 1997. It filed its patents most often in France, EPO (European Patent Office) and United States. Its main competitors in its focus markets engines, pumps and turbines, mechanical elements and civil engineering are LEDUC GERARD, DANFOSS POWER SOLUTIONS GMBH & CO OHG and Foshan keda hydraulic machinery co ltd.

Patent filings in countries

World map showing HYDRO LEDUCs patent filings in countries

Patent filings per year

Chart showing HYDRO LEDUCs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Porel Louis-Claude 32
#2 Porel Louis Claude 11
#3 Porel François 9
#4 Porel Francois 6
#5 Witz Joeel 1
#6 Munier Thierry 1

Latest patents

Publication Filing date Title
FR3082246A1 Hydraulic locking device
FR3075277A1 SPHERES SERIES HYDRAULIC PUMP
FR3059731A1 HYDRAULIC PUMP WITH AXIAL PISTONS
FR3056266A1 Hydraulically controlled system
US2017297659A1 Hydraulic device for controlling the depth of an immersible object
US2015285042A1 Pumping device
FR3012181A1 Hydraulic piston pump with bi-directional ice distribution
FR3009355A1 Device for recovering the braking energy of road vehicles
FR3004224A1 Hydraulic pump with double direction of rotation
FR2992691A1 Hydraulic pump with axial pistons operating in two direction of rotation
FR2992377A1 Hydraulic relief device
FR2992034A1 Hydraulic pump with axial pistons operating in both senses
FR2988143A1 Hydraulic motor with internal drainage
FR2986260A1 Hydraulic brake for trepan
FR2973257A1 Self-cleaning and adjustable-size polluted liquid filter for reciprocating pumping device, has elements whose spacing is adjusted to define size of particles to be passed, or increased to maximum to allow retained particles to be detached
FR2965311A1 Hydraulic distribution device using a double sense pump with variable flow rate
FR2938308A1 Improvements on piston oleopneumatic accumulators
US2008054239A1 Automatic-locking hydraulic jack
EP1887222A1 Improvement for radial piston pumps
US2006005698A1 Hydraulic device driving a rotating receiver