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WALVOIL SPA

Overview
  • Total Patents
    74
  • GoodIP Patent Rank
    47,737
  • Filing trend
    ⇩ 66.0%
About

WALVOIL SPA has a total of 74 patent applications. It decreased the IP activity by 66.0%. Its first patent ever was published in 2003. It filed its patents most often in EPO (European Patent Office), Italy and United States. Its main competitors in its focus markets mechanical elements, machines and civil engineering are HAWE HYDRAULIK GMBH & CO KG, HUSCO INTERNATL INC and NEM S P A.

Patent filings per year

Chart showing WALVOIL SPAs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Busani Ulderico 27
#2 Mesturini Davide 12
#3 Cervi Alessandro 9
#4 Allegretti Mirco 8
#5 Musiani Massimiliano 7
#6 Ganassi Gianluca 5
#7 Dodi Daniele 4
#8 Scalabrini Gabriele 3
#9 Di Vico Felice 3
#10 Morotto Amedeo 3

Latest patents

Publication Filing date Title
EP3744984A1 Oleodynamic valve
WO2020208601A1 A modular control apparatus for actuating hydraulic valve systems
US2020124194A1 Load sensing type hydraulic system with hydraulic adjustment device
IT201700023749A1 VALVE DEVICE WITH ACTIVE DISCHARGE IN LOAD SENSING TYPE CIRCUITS
EP3205889A1 Serial-parallel hydraulic valve with logic switching element
US2018372127A1 Modular directional valve with two or more elements of mixed type
WO2017103104A1 Hydraulic valve device with multiple working sections with pump control system with by-pass line
IT201600127801A1 HYDRAULIC SERVO WITH DIFFERENTIAL AREA
EP3076028A1 Hydraulic valve device with multiple working sections
US2018372088A1 Hydraulic valve device with multiple working sections with pump control system
US2017204883A1 Control device for zero-leak directional control valves
ITPR20130052A1 PRESSURE REGULATOR VALVE
EP2522860A1 Hydraulic distributor having a connection parallel to the recesses adjusting the flow rate of the slide and to the local compensator
EP2378135A1 Differential sequence hydraulic valve
EP2484949A1 Hydraulic valve device with associated spool displacement transducer
EP2330303A1 Device for controlling a pilot pressure signal
EP2184495A1 Method for limiting the maximum power required by the hydraulic system of an earth-moving machine and directional control valve operating said method
WO2010004511A1 Pressure relief valve
EP2012204A2 Handle with an integrated digital network communication interface
EP1980777A2 Hydraulic control valve with stroke transducer