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SIGMA IND INC

Overview
  • Total Patents
    15
About

SIGMA IND INC has a total of 15 patent applications. Its first patent ever was published in 1966. It filed its patents most often in United States, WIPO (World Intellectual Property Organization) and Australia. Its main competitors in its focus markets electrical machinery and energy, machines and thermal processes are PYROTENAX CANADA LTD, LEGRAND ELECTRIC LTD and WINDISCH JOSEF GOTTFRIED.

Patent filings per year

Chart showing SIGMA IND INCs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Logan Eugene T 8
#2 Weagant William D 2
#3 Weagant W 1
#4 Daniel Weagant William 1

Latest patents

Publication Filing date Title
US8011292B1 Insulated cooking utensil
US6049068A Replaceable and retractable burner for an electrical range
US5828038A Replaceable and retractable burner for electric range
US3536822A T-tap insulator
US3423518A Heat shrinkable grommet
US3395382A Re-enterable electrical assembly