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HELLER ROBERT M

Overview
  • Total Patents
    14
About

HELLER ROBERT M has a total of 14 patent applications. Its first patent ever was published in 1951. It filed its patents most often in Canada and United States. Its main competitors in its focus markets electrical machinery and energy, machines and mechanical elements are SHAKEPROOF LOCK WASHER CO, AVENDANO LOPEZ ALFREDO and CENEY STANLEY.

Patent filings in countries

World map showing HELLER ROBERT Ms patent filings in countries
# Country Total Patents
#1 Canada 7
#2 United States 7

Patent filings per year

Chart showing HELLER ROBERT Ms patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Heller Robert M 14
#2 Cragin Raymond A 2
#3 Mroz Edward L 2

Latest patents

Publication Filing date Title
US2983534A Composite article
US2704834A Lamp bulb socket having means to secure the same in a perforated panel
US2731613A Bulb mounting assembly for attachment to a perforated mounting panel
US2731612A Bulb socket having integral means for attachment to an apertured panel
US2761349A Sheet metal nut having insulating and sealing material attached thereto
US2704835A Light bulb socket mounting
US2755507A Apparatus for applying plastic coatings to articles
CA528990A Method of and apparatus for applying plastic coatings to articles
CA523096A Bulb socket having integral means for attachment to an apertured panel
CA523865A Lamp bulb socket having means to secure the same in a perforated panel
CA497119A Light bulb socket mounting
CA536667A Sheet metal nut having insulating and sealing material attached thereto
CA516211A Bulb mounting assembly
CA626682A Composite article