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POWERSCREEN INT LTD

Overview
  • Total Patents
    69
About

POWERSCREEN INT LTD has a total of 69 patent applications. Its first patent ever was published in 1972. It filed its patents most often in United Kingdom, Australia and Ireland. Its main competitors in its focus markets packaging and shipping, chemical engineering and transport are ANHUI JIESHOU YUNLONG FOOD MACHINE ENGINEERING CO LTD, MTF TECHNIK ING GRAD HANS GERT and CYRUS GMBH SCHWINGTECHNIK.

Patent filings per year

Chart showing POWERSCREEN INT LTDs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 O'Neill Patrick 17
#2 Douglas Patrick Joseph 14
#3 O'Neill P 9
#4 Douglas P J 8
#5 Eriksson Jan Erik 6
#6 Mallaghan Michael Lee 5
#7 Douglas P 4
#8 Douglas Patrick J 3
#9 Mallaghan Michael L 2
#10 Linggard Robert 2

Latest patents

Publication Filing date Title
GB8709347D0 Screening apparatus
GB8702195D0 Spreader apparatus
GB8605814D0 Spreader apparatus for use with screens
GB8602870D0 Spreader
GB8506063D0 Spreader apparatus for screens
GB8406006D0 Spreader apparatus
GB8403958D0 Screening apparatus
GB8310291D0 Spreader apparatus
DE2607019A1 Granular materials graded from water borne mixture - using bucket wheels to remove different fractions from settling tank
FR2292408A7 Axle assembly for maintenance vehicle - has hydrostatic drive with wheels which can be inclined inwards and locked
AU8344875A De-watering apparatus for sand, gravel and the like
CA992465A Conveyor unit
GB1546085A Conveyor assembly
AU7670974A Screens
GB1449001A Apparatus for separating discrete material into finer and coarser fractions
ZA7304219B Improvements in or relating to a conveyor unit
IE37825L De-watering apparatus for sand gravel and like granular materials
GB1459433A Remote control system
GB1415640A De-watering apparatus for sand gravel and like granular materials
GB1414786A Conveyors