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BREWER WILLIAM JOHN

Overview
  • Total Patents
    29
About

BREWER WILLIAM JOHN has a total of 29 patent applications. Its first patent ever was published in 1892. It filed its patents most often in United Kingdom, Canada and Spain. Its main competitors in its focus markets mechanical elements and transport are NTN-SNR ROULEMENTS, NTN SNR ROULEMENTS and BUSSIT SYLVAIN.

Patent filings in countries

World map showing BREWER WILLIAM JOHNs patent filings in countries
# Country Total Patents
#1 United Kingdom 10
#2 Canada 9
#3 Spain 4
#4 Switzerland 3
#5 United States 2
#6 Austria 1

Patent filings per year

Chart showing BREWER WILLIAM JOHNs patent filings per year from 1900 to 2020

Focus industries

Focus technologies

Top inventors

# Name Total Patents
#1 Brewer William John 22
#2 Brewer William-John 3
#3 Cooper John Edward 1

Latest patents

Publication Filing date Title
GB191216349A Improvements in and relating to Antifriction Bearings.
GB191128594A Improvements in and relating to Roller Bearings.
GB191223392A Improvements in and relating to Roller Bearings.
GB191126726A Improvements in or relating to Roller Wheel Bearings and the like, and to the Manufacture of the same.
CA75865A Anti-friction bearing
CA74400A Apparatus for facilitating the starting of vehicles
CA75207A Shaft bearing
CA75864A Roller bearing
CA75866A Anti-friction bearing
US649802A Ball-bearing.
CA63903A Antifriction bearing
CA63902A Antifriction bearing
CA63041A Auto-motor vehicle
GB189719579A Improvements in Auto-motor Carriages or Vehicles.
GB189610134A An Improved System of and Apparatus for the Collection of Electricity from Overhead Conductors, and in Conduits connected therewith.
GB189514859A Improvements in the Permanent Way of Railways and Tramways.
GB189319102A Improvements in and applicable to Suspension-tracks for Overhead Cable or Railway Systems.
GB189317786A Improvements in and applicable to Suspension Cable Tracks.
GB189315442A A New or Improved Elevator Means and Elevator-railroad and Safety Cable-grip.
CA38744A Anti-friction bearings for vehicles