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BULLIMORE WILLIAM RICHARD

Overview
  • Total Patents
    14
About

BULLIMORE WILLIAM RICHARD has a total of 14 patent applications. Its first patent ever was published in 1922. It filed its patents most often in Canada, Switzerland and Denmark. Its main competitors in its focus markets electrical machinery and energy are KHUZMIEVA BELLA KH, ABRAMYAN ASHOT A and IIJIMA TETSUO.

Patent filings in countries

World map showing BULLIMORE WILLIAM RICHARDs patent filings in countries
# Country Total Patents
#1 Canada 7
#2 Switzerland 2
#3 Denmark 2
#4 Spain 2
#5 Austria 1

Patent filings per year

Chart showing BULLIMORE WILLIAM RICHARDs patent filings per year from 1900 to 2020

Focus industries

# Industry
#1 Electrical machinery and energy

Focus technologies

# Technology
#1 Electric discharge tubes

Top inventors

# Name Total Patents
#1 Bullimore William Richard 10
#2 William Richard Bullimore 2

Latest patents

Publication Filing date Title
ES128203A1 Improvements in thermionic valves.
CA262692A Lamp filament
CA266407A Electrical discharge lamp
CA262693A Thermionic valve
CA323595A Thermionic valve
CA339440A Thermionic valve
CA262694A Thermionic valve
CA229278A Thermionic valve