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UNIVERSAL HYDRAULIC CORP

Overview
  • Total Patents
    30
About

UNIVERSAL HYDRAULIC CORP has a total of 30 patent applications. Its first patent ever was published in 1928. It filed its patents most often in United States. Its main competitors in its focus markets mechanical elements, machines and civil engineering are TYLER AARON J, ANA LIDIETH MADRIGAL CHAVARRIA and FORSAC VALVES.

Patent filings in countries

World map showing UNIVERSAL HYDRAULIC CORPs patent filings in countries
# Country Total Patents
#1 United States 30

Patent filings per year

Chart showing UNIVERSAL HYDRAULIC CORPs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Kinzie Phillip A 24
#2 Savage John L 11
#3 Kinzie Philip A 4
#4 Kohler Warren H 3
#5 France Laurel E 2
#6 Mcclellan Leslie N 2
#7 Nantz Merle E 2
#8 Day Charles M 2
#9 Hornsby Grover J 2
#10 Kinzle Phillip A 1

Latest patents

Publication Filing date Title
US2295667A Hydraulic rotor operated butterfly valve
US2187787A Valve
US2265176A Pressure-sealed valve
US2265435A Tube valve
US2265175A Gate valve
US2131053A Gate valve
US2151321A Support for hollow bodies
US2191532A Interior differential needle valve
US2131052A Cable operated tractor gate
US2131051A Internal stem operated tractor gate
US2152651A Hydraulic rotor operated butterfly valve
US2059366A Torque mechanism
US2083154A Valve sealing device
US2067493A Membrane lined tunnel and method of constructing same
US2103465A Bearing
US2073481A Sphere valve
US2053668A Hydraulic rotor operated butterfly valve
US1998458A Valve
US1998459A Needle valve
US2054259A Rotor valve