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BUTTERWORTH HYDRAULIC DEV LTD

Overview
  • Total Patents
    55
About

BUTTERWORTH HYDRAULIC DEV LTD has a total of 55 patent applications. Its first patent ever was published in 1963. It filed its patents most often in United Kingdom, Germany and United States. Its main competitors in its focus markets mechanical elements, engines, pumps and turbines and machines are BINHACK JOSEF, PARKER HANNIFIN AKTIEBOLAG and APP DE TRANSMISSION SOC D.

Patent filings in countries

World map showing BUTTERWORTH HYDRAULIC DEV LTDs patent filings in countries

Patent filings per year

Chart showing BUTTERWORTH HYDRAULIC DEV LTDs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Butterworth Philip 26
#2 Butterworth P 9
#3 Butterworth Phillip 5
#4 Philip Butterworth 3
#5 Butterworth Ph 1
#6 Philip Buterworth 1

Latest patents

Publication Filing date Title
AU8087175A Pistol/spool cylinder construction
GB1464434A Assemblies which comprise slidable pistons/spools
GB1444351A Fluid pressure operated reciprocating motors
GB1313470A Fluid pressure operated motors
DE2145430A1 FLUID PRESSURE ACTUATED reciprocating motor
AU3314671A Improvements in or relating to fluid pressure operated motors
US3713367A Fluid pressure operated motors
CA935796A Fluid pressure operated motors
DE2021793A1 Motor operated by means of fluid pressure
US3643548A Fluid-pressure-operated motors
US3595134A Reciprocatory motors
US3596560A Fluid pressure operated motors
US3554085A Fluid pressure operated motors
GB1283525A Improvements in or relating to fluid pressure operated reciprocating motors
GB1260289A Improvements in or relating to fluid pressure operated reciprocating motors
GB1254841A Improvements in or relating to fluid pressure operated motors
GB1244607A Improvements in or relating to fluid pressure operated motors
GB1245576A Improvements in or relating to fluid pressure operated motors
GB1157440A Improvements in Fluid Pressure Operated Reciprocating Motors
FR1472314A Improvements to hydraulic motors intended to induce reciprocating motion