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LEHMAN ISADOR

Overview
  • Total Patents
    19
About

LEHMAN ISADOR has a total of 19 patent applications. Its first patent ever was published in 1898. It filed its patents most often in United States, Canada and France. Its main competitors in its focus markets mechanical elements, machines and engines, pumps and turbines are WEASLER ENGINEERING INC, SMITH & SERRELL and OUDEN W H DEN NV.

Patent filings in countries

World map showing LEHMAN ISADORs patent filings in countries
# Country Total Patents
#1 United States 15
#2 Canada 3
#3 France 1

Patent filings per year

Chart showing LEHMAN ISADORs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Lehman Isador 18
#2 Isador Lehman 1

Latest patents

Publication Filing date Title
US1148594A Shaft-coupling.
US980296A Shaft-coupling.
US826585A Casing for universal joints.
US826584A Screw-locking means.
US796230A Shaft-coupling.
US814145A Engine.
US765897A Shaft-coupling.
CA84313A Power transmitting mechanism
US730936A Power-transmitting mechanism.
US730935A Power-transmitting mechanism.
US729365A Extensible shaft.
US705366A Shaft-coupling.
US676194A Shaft-coupling.
US676900A Propeller.
CA65842A Steering and propelling apparatus
US635384A Combined steering and propelling apparatus.
CA64751A Propelling and steering apparatus for boats
US628010A Propelling and steering apparatus.