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ZENO LITTMAN

Overview
  • Total Patents
    16
About

ZENO LITTMAN has a total of 16 patent applications. Its first patent ever was published in 1913. It filed its patents most often in United States, United Kingdom and Germany. Its main competitors in its focus markets transport, mechanical elements and machines are SEATON BENJAMIN COPLIN, COPITHORN WALTER E and URSCHEL ENGINEERING COMPANY.

Patent filings in countries

World map showing ZENO LITTMANs patent filings in countries
# Country Total Patents
#1 United States 12
#2 United Kingdom 2
#3 Germany 1
#4 France 1

Patent filings per year

Chart showing ZENO LITTMANs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Zeno Littman 12
#2 Chadbourne Humphrey W 1
#3 Littman Zeno 1

Latest patents

Publication Filing date Title
US2333482A Airplane wing, aileron, and airplane rudder
US2362910A Power transmitting means
US2305176A Caster attachment for fishing rods
US2154463A Supporting, equalizing, and stabilizing mechanism
US1955507A Supporting and stabilizing mechanism
US1978498A Vehicle suspension mechanism
GB266970A Improvements in tire rims
US1686977A Pneumatic tire
US1593877A Tire rim
US1551759A Detachable wheel rim
US1718697A Detachable wheel rim
US1481018A Pneumatic-tire valve
GB182073A Improvements in and relating to valves particularly for pneumatic tyres and the like
US1359183A Valve