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CHARLES EDMUND JOHNSON

Overview
  • Total Patents
    12
About

CHARLES EDMUND JOHNSON has a total of 12 patent applications. Its first patent ever was published in 1914. It filed its patents most often in United Kingdom, Australia and Germany. Its main competitors in its focus markets engines, pumps and turbines, environmental technology and electrical machinery and energy are YOKOHAMA SEIKI KK, SHINBA MICHIO and CARLQVIST STIG G MOTOR CONSULT.

Patent filings in countries

World map showing CHARLES EDMUND JOHNSONs patent filings in countries
# Country Total Patents
#1 United Kingdom 6
#2 Australia 3
#3 Germany 2
#4 France 1

Patent filings per year

Chart showing CHARLES EDMUND JOHNSONs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Charles Edmund Johnson 3
#2 Johnson Charles Edmund 1

Latest patents

Publication Filing date Title
GB766703A Improvements in or relating to air cooled internal combustion engines and to the utilization of waste heat thereof
GB724554A Improvements in or relating to fuel combustion ante-chambers for internal combustionengines, including binary engines having internal combustion units
GB705411A Improvements in or relating to binary engines comprising internal combustion and mixed gas units
GB431127A Improved magnetic induction alternating current generators
GB383408A Improvements in flying machines
AU3009130B Improvements in Flying machines
GB155785A Improvements in and relating to apparatus for the production of a mixture of explosion products and steam for use as a motive fluid
AU1377519B Improvements in and relating to the production of a pressure gas-vapor
AU1239014B Improvements in and relating tothe production of pressure gas-vapor