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LEA MFG COMPANY

Overview
  • Total Patents
    13
About

LEA MFG COMPANY has a total of 13 patent applications. Its first patent ever was published in 1898. It filed its patents most often in United States and Canada. Its main competitors in its focus markets basic materials chemistry, electrical machinery and energy and packaging and shipping are TIANJIN YINGDE TECH CO LTD, TIANJIN YINGDE COLD CHAIN TECH CO LTD and ALAJEX ETS.

Patent filings in countries

World map showing LEA MFG COMPANYs patent filings in countries
# Country Total Patents
#1 United States 10
#2 Canada 3

Patent filings per year

Chart showing LEA MFG COMPANYs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Candee Ellsworth T 5
#2 Leather Robert S 3
#3 Lewis Doughty Samuel 2
#4 Weisberg Louis 1
#5 Northall William H 1
#6 Creamer James P 1
#7 Doughty Samuel L 1
#8 Lea Edward S 1
#9 Couch Earle W 1
#10 Louis Weisberg 1

Latest patents

Publication Filing date Title
US2904419A Packaged buffing compound
US2829035A Buffing compositions
US2765223A Buffing compositions
US2617521A Packaging buffing compound and like materials
US2471727A Apparatus for supplying abrasive to buffing wheels
US2497806A Electrodeposition of cadmium
US2018075A Buffing material package
US1822596A Abrasive compound
US674067A Electric-arc lamp.
US635862A Electric-arc lamp.
CA607298A Buffing compositions
CA319103A Abrasive compound
CA467215A Electrodeposition of cadmium