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CROFT FREDERICK LISTER

Overview
  • Total Patents
    13
About

CROFT FREDERICK LISTER has a total of 13 patent applications. Its first patent ever was published in 1893. It filed its patents most often in United Kingdom. Its main competitors in its focus markets mechanical elements are PITT KEN, BRESLAUER EDUARD and LICA CARDEN IPR LTD.

Patent filings in countries

World map showing CROFT FREDERICK LISTERs patent filings in countries
# Country Total Patents
#1 United Kingdom 13

Patent filings per year

Chart showing CROFT FREDERICK LISTERs patent filings per year from 1900 to 2020

Focus industries

# Industry
#1 Mechanical elements

Focus technologies

# Technology
#1 Clutches and brakes

Top inventors

# Name Total Patents
#1 Croft Frederick Lister 13
#2 Perkins Tom Arthur 10
#3 Croft Frank 8
#4 Lindsay Henry 4
#5 Wigglesworth Frank 1
#6 Townson Edward 1
#7 Croft Arthur 1

Latest patents

Publication Filing date Title
GB191328762A Improvements in or relating to Flexible Couplings.
GB190600125A Improvements in Friction Clutches.
GB190429318A Improvements in or relating to the Bearings of Shafting and the Supports therefor.
GB190420427A Improvements in or relating to "Loose" Pulleys for Driving Shafts and the like.
GB190401224A Improvements in certain Shaft Couplings.
GB190321873A Improvements in Friction Clutches.
GB190209577A Improvements in Cone or Compression Couplings for Shafting.
GB190201802A Improvements in Self Lubricating Bearings.
GB190201373A Improvements in Friction Clutches.
GB190109778A A New or Improved Device for Facilitating Turning the Outer Convex Peripheries of Driving Pulley Rims for Flat Belts.
GB189705930A Improvements in the Construction of Fricton Clutches.
GB189523447A Improvements in the Construction of Friction Clutches.
GB189315241A Improvements in Adjustable Hangers, Brackets, and other similar Adjustable Supports for the Bearings for Shafting and the like.