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SOUTHWARK FOUNDRY AND MACHINE COMPANY

Overview
  • Total Patents
    27
About

SOUTHWARK FOUNDRY AND MACHINE COMPANY has a total of 27 patent applications. Its first patent ever was published in 1897. It filed its patents most often in United States and Canada. Its main competitors in its focus markets engines, pumps and turbines, machines and mechanical elements are SOUTHWARK FOUNDRY & MACHINE COMPANY, WILDEN PUMP AND ENGINEERING LLC and CHARLES WAINWRIGHT.

Patent filings in countries

World map showing SOUTHWARK FOUNDRY AND MACHINE COMPANYs patent filings in countries
# Country Total Patents
#1 United States 26
#2 Canada 1

Patent filings per year

Chart showing SOUTHWARK FOUNDRY AND MACHINE COMPANYs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Petsche Gustav B 18
#2 Petsche Gustav Bernhard 8
#3 Good William E 1

Latest patents

Publication Filing date Title
US1036698A Condenser.
US1017687A Corliss valve-gear.
US1008559A Blowing-engine or compressor.
US1008558A Blowing-engine or compressor.
US993401A Balanced rotary valve.
US986752A Blowing-engine or compressor.
US935323A Gas-engine admission-valve.
US899558A Blowing-engine.
US891290A Blowing engine or pump.
US991233A Starting device for gas-engines.
US966469A Blowing-engine.
US933849A Condenser.
US925836A Valve-actuating mechanism.
US894048A Blowing-engine or compressor.
US891858A Blowing-engine or compressor.
US885285A Condenser.
US912486A Blowing-engine.
US859331A Valve-actuating mechanism.
US881486A Throttle-valve mechanism for steam-engines.
US881485A Throttle-valve mechanism for steam-engines.