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FRANZ ZWICK

Overview
  • Total Patents
    17
About

FRANZ ZWICK has a total of 17 patent applications. Its first patent ever was published in 1935. It filed its patents most often in Germany, United Kingdom and United States. Its main competitors in its focus markets electrical machinery and energy, machines and agriculture are MAURICE KILEMNIK, OMNICOLOR L P and SCHUCH LICHTTECH KG ADOLF.

Patent filings in countries

World map showing FRANZ ZWICKs patent filings in countries
# Country Total Patents
#1 Germany 9
#2 United Kingdom 4
#3 United States 3
#4 Finland 1

Patent filings per year

Chart showing FRANZ ZWICKs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Zwick Franz 6
#2 Franz Zwick 4

Latest patents

Publication Filing date Title
US3259677A Method of producing fluid-permeable shaped bodies
GB902178A Improvements in or relating to toy bricks of thermoplastic synthetic resin material
US2900495A Louver construction for lighting fixtures
GB751430A Improvements in or relating to lamp shades
DE888831C Screen grids for light sources
US2756325A Mask for light sources
GB683972A An improved mask for lighting fittings
DE855682C Screen grids for light sources
GB434324A Process for preserving rindless cheese