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DRUCA SA

Overview
  • Total Patents
    14
About

DRUCA SA has a total of 14 patent applications. Its first patent ever was published in 1929. It filed its patents most often in Germany. Its main competitors in its focus markets electrical machinery and energy and measurement are CANTAMESSA G F SPA, NKT HV CABLES AB and OKONITE CALLENDER CABLE CO INC.

Patent filings in countries

World map showing DRUCA SAs patent filings in countries
# Country Total Patents
#1 Germany 14

Patent filings per year

Chart showing DRUCA SAs patent filings per year from 1900 to 2020

Focus industries

Latest patents

Publication Filing date Title
DE640972C Electrical pressure cable system
DE662735C Pressure cable system for single and multi-phase electrical high voltage cables
DE661786C Pressure cable system for single and multi-phase electrical high voltage cables
DE705484C Process for laying high-voltage pressure cables in pressure-resistant pipes made of magnetic material
DE626005C Pipe connection sleeve for pipelines, especially those in which electrical cables are laid
DE680059C Installation on electrical cables, the insulation of which is subject to the action of a gaseous or liquid pressure medium that is separate from it
DE718455C Process for the production of a high-voltage pressure cable system with a single or multi-core design
DE701408C High voltage pressure cable system
DE581127C Cable system, which is under high pressure to increase the insulation resistance
DE645754C Armoring for high-voltage electrical cables, the insulation of which is under pressure
DE578635C High voltage cables