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SCHOEFFEL INSTRUMENT CORP

Overview
  • Total Patents
    15
About

SCHOEFFEL INSTRUMENT CORP has a total of 15 patent applications. Its first patent ever was published in 1969. It filed its patents most often in Germany, United States and United Kingdom. Its main competitors in its focus markets measurement and electrical machinery and energy are CHENGDU LINGYU BIOTECHNOLOGY CO LTD, LABINTELLIGENCE INC and GAS SENSING SOLUTIONS LTD.

Patent filings in countries

World map showing SCHOEFFEL INSTRUMENT CORPs patent filings in countries
# Country Total Patents
#1 Germany 6
#2 United States 6
#3 United Kingdom 2
#4 Japan 1

Patent filings per year

Chart showing SCHOEFFEL INSTRUMENT CORPs patent filings per year from 1900 to 2020

Focus industries

Top inventors

# Name Total Patents
#1 Schoeffel Dietmar M 7
#2 Sonnenschein Armin K 4
#3 M Schoeffel Dietmar 2
#4 Deiitomaa Emu Shiyoofueru 1
#5 Aamin Kee Sonenshiein 1
#6 M Hillsdale Schoeffel Dietmar 1
#7 Sonnenschein Armin 1
#8 Schoeffel Dietmar 1
#9 Schoeffel Dietmar Maxemilian 1

Latest patents

Publication Filing date Title
JPS538195A Aborbing tube for liquid chromatography
US4035086A Multi-channel analyzer for liquid chromatographic separations
US3985441A Multi-channel spectral analyzer for liquid chromatographic separations
US3600099A Thin layer chromatographic apparatus for comparing a sample and a reference
US3624600A Searchlight of the high-pressure arc lamp-type having automatic shutter means
GB1255056A Chromatographic plate
US3591805A Thin layer chromatographic plate having preadjusted spectral transmissivity and emissivity and preadjusted opaque and nonopaque intervals