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PERARD ENG LTD

Overview
  • Total Patents
    68
About

PERARD ENG LTD has a total of 68 patent applications. Its first patent ever was published in 1968. It filed its patents most often in United Kingdom, Germany and United States. Its main competitors in its focus markets civil engineering, machines and electrical machinery and energy are MORGAN EDMUND C, JOY MFG CO LTD and JOY MM DELARE INC.

Patent filings per year

Chart showing PERARD ENG LTDs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Curtis Brian Matthew 11
#2 Jackson Eric Arthur 10
#3 Hubbard Terence 8
#4 Hubbard T 4
#5 Cooper Lawrence Bernard Edward 4
#6 Curtis B 3
#7 Jackson Eric A 3
#8 Cooper Lawrence Edward Bernard 3
#9 Curtis Brian M 3
#10 Hunt Gladwyn Raymond 2

Latest patents

Publication Filing date Title
DE3242780A1 Device for the butt jointing of conveyor elements
GB2109763A Conveyor pans
DE3235191A1 Conveying element for roadway conveyors in mining
DE3235023A1 Excavating device, in particular for use in mining, in restricted manoeuvring space
GB2106066A Conveyor pans
GB2110742A Excavation apparatus
GB2106959A Excavation apparatus
GB2067624A Apparatus for use in constructing arches in a mine gate
GB2067708A Rack and pinion drive arrangement
DE3040486A1 Machine for erecting mine gallery support structure - has sliding telescopic jib with sections tilted about horizontal and vertical axes
GB2045201A Excavating apparatus
ZA7807046B Improvements in conveyer-mounted vehicle
US4240665A Conveyor mounted vehicle
GB2005215A Conveyor assembly
GB1605001A Trackmounted vehicle
GB1602464A Apparatus for controlling a cable
GB1565744A Spill plate arrangements and connectors therefor
GB1578488A Conveyor-frame-mounted vehicle
GB1515981A Looped cable control device
ES436365A3 Improvements in the supports for bucked cables used to supply energy and water to the mining machines. (Machine-translation by Google Translate, not legally binding)