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GAY NORMAN H

Overview
  • Total Patents
    29
About

GAY NORMAN H has a total of 29 patent applications. Its first patent ever was published in 1923. It filed its patents most often in United States. Its main competitors in its focus markets thermal processes, machines and consumer goods are LARKIN COILS INC, KRAMER TRENTON CO and RHOSS S P A.

Patent filings in countries

World map showing GAY NORMAN Hs patent filings in countries
# Country Total Patents
#1 United States 29

Patent filings per year

Chart showing GAY NORMAN Hs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Gay Norman H 29

Latest patents

Publication Filing date Title
US2147788A Ebullition-type cooler
US2097725A Art of separating oil in refrigeration systems
US2152251A Air conditioning apparatus
US2152250A Continuous cycle heating and cooling system
US2107243A Air conditioning apparatus
US2066832A Humidifying and temperature control apparatus for citrus fruit storages and like structures
US2042394A Art of purging and rectifying oil in refrigerator systems
US2046554A Vapor condensing and liquid cooling apparatus
US1994037A Evaporator system for refrigeration
US1904785A Liquid level gauge for volatile liquids
US1940347A Refrigeration system with multiple impellers and shell evaporators
US1931347A Apparatus for preparing potable water
US1922942A Combination receiver and regenerator unit for refrigerating plants
US1926978A Evaporating coil structure for refrigerating systems
US1960104A Washing and cooling machine for celery and like articles
US1878694A Refrigerating system with liquid and gas traps
US1829828A Valve float for refrigerating systems
US1963842A Method and apparatus for the compressional production of cake ice
US1789739A Heat-exchange apparatus
US1792368A Precooling system