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ALTHAM GEORGE JOHN

Overview
  • Total Patents
    26
About

ALTHAM GEORGE JOHN has a total of 26 patent applications. Its first patent ever was published in 1892. It filed its patents most often in Canada, United Kingdom and Spain. Its main competitors in its focus markets engines, pumps and turbines are H & A DUFAUX & CIE SA, QIU XIUFANG and GAS GAS MOTOS S A.

Patent filings in countries

World map showing ALTHAM GEORGE JOHNs patent filings in countries
# Country Total Patents
#1 Canada 9
#2 United Kingdom 8
#3 Spain 5
#4 Austria 2
#5 United States 2

Patent filings per year

Chart showing ALTHAM GEORGE JOHNs patent filings per year from 1900 to 2020

Focus industries

Top inventors

# Name Total Patents
#1 Altham George John 21

Latest patents

Publication Filing date Title
CA113203A Internal combustion engine
GB190801276A Improvements in and relating to Means for Supplying Combustible Mixture in Internal Combustion Engines.
GB190811731A Improvements in and relating to Means for Scavenging and Charging the Cylinders of Internal Combustion Engines.
US962110A Internal-combustion engine.
US821915A Lubricating device for internal-combustion engines.
CA66332A Power transmitting mechanism
GB189902201A Improvements in Motor Driven Road Vehicles.
GB189901986A Improvements in or connected with Oil or Gas Engines.
GB189804354A Improvements in Mechanical Variable Speed and Reversing Power Transmitter.
GB189612805A Improvements in Oil Engines.
CA52977A Oil engine
GB189418596A Improvements in Friction Gearing for Transmitting Power.
GB189409518A Improvements in Governors.
CA43248A Steam turbine
CA46237A Governor
CA36952A Motor
CA37026A Art of obtaining motive power
CA47256A Power transmitting apparatus
CA49609A Artificial fuel