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DOUGLAS FRASER & SONS LTD

Overview
  • Total Patents
    76
About

DOUGLAS FRASER & SONS LTD has a total of 76 patent applications. Its first patent ever was published in 1938. It filed its patents most often in United Kingdom, France and United States. Its main competitors in its focus markets textiles and paper, packaging and shipping and mechanical elements are CERIMATES SPA, MARZOLI E C SPA FLLI and REITER AG MASCHF.

Patent filings in countries

World map showing DOUGLAS FRASER & SONS LTDs patent filings in countries
# Country Total Patents
#1 United Kingdom 48
#2 France 12
#3 United States 10
#4 Germany 4
#5 Spain 2

Patent filings per year

Chart showing DOUGLAS FRASER & SONS LTDs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Fraser Hugh 21
#2 Fraser Gordon Scott 7
#3 Scott Fraser Gordon 6
#4 Hugginson Thomas 5
#5 George James Havelock 3
#6 Bottomley Herbert Geoffrey 2
#7 Scott George Erskine 1
#8 Ruark Walter Brown 1
#9 Moffat John Boyd 1
#10 Bottomley Herbert Ge Offrey 1

Latest patents

Publication Filing date Title
GB831024A Method of and means for feeding cuttings of bast fibrous material to a processing machine
GB840508A Apparatus for feeding textile fibrous materials to a processing machine
GB829645A Sliver failure detection device for drawing frames for slivers of bast fibres
GB815120A Installation for the application of emulsions to jute or other bast fibres, or leaf fibres
GB805641A Improvements in or relating to machines for winding rolls or packages of sliver
GB803434A Improvements in or relating to machine tools
GB799300A Method of disintegrating bales of hard pressed textile fibrous material
GB815085A Improvements in or relating to sliver roll or package driving rollers for machines for winding rolls or packages of sliver of bast or leaf fibres
GB793952A Improvements in or relating to a method of and a machine for winding rolls or packages of sliver
GB784532A Improvements in or relating to winding machines for yarn and the like
GB792669A Improvements in or relating to machines for carding textile fibres
GB792556A Improvements in or relating to safety devices for machinery
ES218239A1 A machine to bray (Machine-translation by Google Translate, not legally binding)
GB817152A Improvements in or relating to package-driving rollers for winding machines for yarnor the like
GB778783A Improvements in machines for winding thread, yarn and the like
GB773219A Sliver failure detection device
GB775111A Self-centering mechanism for locating components of nominally circular cross-section
GB759403A Apparatus for feeding sliver from rolls to cards, drawing frames, spinning frames or like textile frames
GB751964A Improvements in or relating to carding machines
GB751965A Improvements in or relating to carding machines