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KELMAN DAVID J

Overview
  • Total Patents
    11
About

KELMAN DAVID J has a total of 11 patent applications. Its first patent ever was published in 1931. It filed its patents most often in United States and Canada. Its main competitors in its focus markets electrical machinery and energy, textiles and paper and furniture and games are BAE JONG JIN, XIANGYANG XIANGZHOU NO 6 MIDDLE SCHOOL and ONYEKA GEORGE.

Patent filings in countries

World map showing KELMAN DAVID Js patent filings in countries
# Country Total Patents
#1 United States 9
#2 Canada 2

Patent filings per year

Chart showing KELMAN DAVID Js patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Kelman David J 11

Latest patents

Publication Filing date Title
US2414378A Decorative ornament
US2350357A Scouring device and method for making the same
US2284745A Lamp socket
US2248572A Apparatus for making ornamental articles
US2197615A Ornamental article and method of making same
US2097795A Electrical illuminating device
US1904471A Decorative material
US1904470A Wreath and method of making same
US1957068A Winding machine
CA443700A Decorative ornament
CA410705A Ornament making apparatus