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AMERICAN ROTARY VALVE COMPANY

Overview
  • Total Patents
    13
About

AMERICAN ROTARY VALVE COMPANY has a total of 13 patent applications. Its first patent ever was published in 1908. It filed its patents most often in United States and France. Its main competitors in its focus markets engines, pumps and turbines, chemical engineering and furniture and games are VACUUM ENGINEERING COMPANY, DOMINATOR AB and PAUL HEFTLER.

Patent filings in countries

World map showing AMERICAN ROTARY VALVE COMPANYs patent filings in countries
# Country Total Patents
#1 United States 10
#2 France 3

Patent filings per year

Chart showing AMERICAN ROTARY VALVE COMPANYs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Moorhead Albert E 10

Latest patents

Publication Filing date Title
US1043025A Pneumatic cleansing apparatus.
US1042712A Rotary valve for engines and the like.
US1126828A Pneumatic cleansing apparatus.
US1042713A Pneumatic scrubbing appliance.
US1042711A Vacuum cleaning device.
US1020922A Valve.
US1026104A Pneumatic scrubbing appliance.
US1069628A Valve mechanism for pneumatic scrubbing appliances.
US1023090A Pneumatic cleansing apparatus.
US1043024A Pneumatic cleansing implement for removing dust.