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HOLLAND GERHARD

Overview
  • Total Patents
    27
About

HOLLAND GERHARD has a total of 27 patent applications. Its first patent ever was published in 1967. It filed its patents most often in Germany, Austria and Belgium. Its main competitors in its focus markets materials and metallurgy, environmental technology and optics are LAKEFIELD RES LTD, TAM 5 S L and RHODESIA BROKEN HILL DEV COMPA.

Patent filings in countries

World map showing HOLLAND GERHARDs patent filings in countries

Patent filings per year

Chart showing HOLLAND GERHARDs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Nowak Rudolf 8
#2 Holland Gerhard 8
#3 Holland Gerhard Dr 5
#4 Nowak R 2
#5 Nowak Rudolf Dipl Ing 2
#6 Holland G 2
#7 Geruharuto Horanto 2
#8 Rudorufu Nobuaku 2
#9 Nowak Rudolf Dipl-Ing 1
#10 Nowak Rudolf Karl 1

Latest patents

Publication Filing date Title
DE4108620A1 Allotropic modifications of carbon@ other than graphite and diamond - are formed by dissolving carbon@ in a metal or salt and then reducing the solvent content under controlled conditions
SE8305728D0 Apparatus for production of alkali metals and earth alkali metals by reduction of their halogenides
CH654592A5 Process for obtaining alkali metals and alkaline earth metals
DE2834165A1 METHOD FOR SELECTIVE PRODUCTION OF SEVERAL PURE HALOGENIDES AND / OR HALOGENIDE MIXTURES SEPARATE FROM A MIXTURE-SOLID OXIDE