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KRUPPERT ENTERPRISES INC

Overview
  • Total Patents
    11
About

KRUPPERT ENTERPRISES INC has a total of 11 patent applications. Its first patent ever was published in 1983. It filed its patents most often in Canada, EPO (European Patent Office) and United States. Its main competitors in its focus markets materials and metallurgy are ORLOVSKIJ PK T I MASH, ANQING QINGHUA JINGGONG MACHINERY CO LTD and BAOSHAN STEEL & IRON CO LTD.

Patent filings in countries

World map showing KRUPPERT ENTERPRISES INCs patent filings in countries
# Country Total Patents
#1 Canada 3
#2 EPO (European Patent Office) 3
#3 United States 3
#4 Spain 2

Patent filings per year

Chart showing KRUPPERT ENTERPRISES INCs patent filings per year from 1900 to 2020

Focus industries

# Industry
#1 Materials and metallurgy

Focus technologies

# Technology
#1 Metal tempering

Top inventors

# Name Total Patents
#1 Kruppert Frederick W 6
#2 Kruppert Frederick William 3

Latest patents

Publication Filing date Title
ES8601316A1 Quenching appts. esp. for thick steel pipes
US4575054A Apparatus for quenching steel pipes
ES8501802A1 Quenching appts. esp. for thick steel pipes
US4490187A Method for heat treating steel
US4504042A Apparatus for heat treating steel
CA1205730A Method and apparatus for sequentially quenching steel pipes
CA1203459A Method and apparatus for heat treating steel
CA1234338A Method and apparatus for quenching steel pipes