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KIEFER KARL

Overview
  • Total Patents
    64
About

KIEFER KARL has a total of 64 patent applications. Its first patent ever was published in 1896. It filed its patents most often in United States, Austria and United Kingdom. Its main competitors in its focus markets chemical engineering, packaging and shipping and machines are ORTNER HEINRICH, SLICK CORP and BRATTEN JACK R.

Patent filings in countries

World map showing KIEFER KARLs patent filings in countries
# Country Total Patents
#1 United States 46
#2 Austria 10
#3 United Kingdom 4
#4 Switzerland 2
#5 Canada 1
#6 France 1

Patent filings per year

Chart showing KIEFER KARLs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Kiefer Karl 61
#2 Karl Kiefer 3
#3 Lothar Derschow 1

Latest patents

Publication Filing date Title
US1291021A Mounting for conveyer-rollers.
US1288828A Mounting for conveyer-rollers.
US1164360A Filling apparatus.
US1227628A Filling apparatus.
US1175641A Mounting for conveyer-rollers.
US1216574A Filling apparatus.
US1175640A Multiple filtering or percolating apparatus.
US1183075A Centrifugal pump.
US1211947A Filtering apparatus.
US1162373A Centrifugal pump.
US1145068A Filling-machine.
US1041298A Process of making alcohol.
US1015326A Filter.
US1022196A Bottle-rinsing machine.
US1002587A Filter element.
US993780A Filter.
US1023254A Filter.
US1103053A Fluid pump or motor.
US1103054A Closure for containers.
US1123310A Filtering apparatus.