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HYDROTROLE LTD

Overview
  • Total Patents
    11
About

HYDROTROLE LTD has a total of 11 patent applications. Its first patent ever was published in 1965. It filed its patents most often in United Kingdom, Germany and United States. Its main competitors in its focus markets mechanical elements, machines and transport are SCHWELM & TOWLER HYDRAULICS, KOPPEN LETHEM TRADING and WANSHAN SPECIAL ZONE HONG AN FRICTION MATERIAL CO LTD.

Patent filings in countries

World map showing HYDROTROLE LTDs patent filings in countries
# Country Total Patents
#1 United Kingdom 6
#2 Germany 2
#3 United States 2
#4 France 1

Patent filings per year

Chart showing HYDROTROLE LTDs patent filings per year from 1900 to 2020

Focus industries

# Industry
#1 Mechanical elements
#2 Machines
#3 Transport

Top inventors

# Name Total Patents
#1 Packer Martin Richard 3
#2 Carver Warwick Guy 1
#3 Richard Packer Martin 1
#4 Morley David C W 1
#5 Greer Edward M 1
#6 Christopher Waltonmorley David 1
#7 Packer Martin R 1
#8 Wyle Frank S 1
#9 Morley David Christopher Walto 1

Latest patents

Publication Filing date Title
GB1592423A Moulding components of thermosetting materials using a resilient sheath
US4162692A Hydro-pneumatic flexible bladder accumulator
GB1222284A Improvements in and relating to bladder assemblies for hydropneumatic accumulators
GB1222065A Improvements in and relating to bladders for hydropneumatic accumulators
GB1183477A Hydropneumatic Accumulator
GB1162646A Hydropneumatic Accumulator
GB1099388A Improvements in or relating to fluid pressure intensifiers