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CRAMER STUART W

Overview
  • Total Patents
    32
About

CRAMER STUART W has a total of 32 patent applications. Its first patent ever was published in 1904. It filed its patents most often in United States and Canada. Its main competitors in its focus markets thermal processes, machines and chemical engineering are CASTELLI KG, SKUTTLE MFG CO and REGENERATED COLD AIR COMPANY.

Patent filings in countries

World map showing CRAMER STUART Ws patent filings in countries
# Country Total Patents
#1 United States 28
#2 Canada 4

Patent filings per year

Chart showing CRAMER STUART Ws patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Cramer Stuart W 32
#2 Hodge William B 1

Latest patents

Publication Filing date Title
US1564949A Humidifier
US1298670A Chewing-gum.
US1231570A Regulator for air-conditioner apparatus.
US1147484A Air-conditioning apparatus.
US1073475A Air-conditioning apparatus.
US1073096A Air-conditioning apparatus.
US1073095A Air-conditioning apparatus.
US921205A Spray-nozzle for humidifiers.
US908964A Humidifier and air-moistening apparatus.
US908963A Humidifying and air-moistening apparatus.
US908962A Humidifier and air-moistening apparatus.
US873924A Humidifying and air-moistening apparatus.
CA108668A Hygrometer
US914640A Humidifying and air-conditioning apparatus.
US871163A Hygrometer for humidifying and air-moistening apparatus.
US852823A Humidifying and air-conditioning apparatus.
US840917A Humidifier.
US856944A Hygrometer for regulating humidifying and heating systems.
US840916A Humidifier or air-moistening apparatus
CA97895A Hygrometer