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POWERPLUS 1927 LTD

Overview
  • Total Patents
    20
About

POWERPLUS 1927 LTD has a total of 20 patent applications. Its first patent ever was published in 1927. It filed its patents most often in France, United States and Germany. Its main competitors in its focus markets engines, pumps and turbines are SANDEN AUTOMOTIVE CONPONENTS CORP, SULLAIR EUROP CORP and DOIG DR I D.

Patent filings in countries

World map showing POWERPLUS 1927 LTDs patent filings in countries
# Country Total Patents
#1 France 7
#2 United States 6
#3 Germany 4
#4 Canada 3

Patent filings per year

Chart showing POWERPLUS 1927 LTDs patent filings per year from 1900 to 2020

Focus industries

# Industry
#1 Engines, pumps and turbines

Top inventors

# Name Total Patents
#1 Thomas Eyston George Edward 6
#2 Eyston George Edward Thomas 3

Latest patents

Publication Filing date Title
US1897190A Rotary pump machine
FR699821A Improvements to rotary pumps
US1945220A Rotary pump machine
US1887884A Rotary pump machine
US1922797A Rotary pump machine
DE539915C Rotary lobe pump with sickle-shaped working chamber and piston that can be moved radially in the piston drum
DE554827C Rotary lobe pump with sickle-shaped working space and radially movable, positively controlled pistons in the piston drum
DE577043C Rotary lobe pump with sickle-shaped working space
US1862954A Rotary pump machine
US1858921A Elastic fluid compressor
DE522341C Rotary lobe pump with sickle-shaped working chamber and pistons with radial ribs that can be moved in the piston drum and absorb the loads on the pistons
CA321277A Rotary pump
CA328501A Rotary pump
CA320865A Supercharger, blower or compressor device