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BARTMANN LUDWIG

Overview
  • Total Patents
    27
About

BARTMANN LUDWIG has a total of 27 patent applications. Its first patent ever was published in 1899. It filed its patents most often in Austria, Switzerland and Canada. Its main competitors in its focus markets machines, electrical machinery and energy and agriculture are CHRISTY & NORRIS LTD, LUDWIG BARTMANN and SAFETY IND INC.

Patent filings in countries

World map showing BARTMANN LUDWIGs patent filings in countries
# Country Total Patents
#1 Austria 7
#2 Switzerland 6
#3 Canada 5
#4 Denmark 5
#5 United Kingdom 3
#6 France 1

Patent filings per year

Chart showing BARTMANN LUDWIGs patent filings per year from 1900 to 2020

Focus technologies

# Technology
#1 Milling
#2 Electric switches
#3 Preparing grain for milling

Top inventors

# Name Total Patents
#1 Bartmann Ludwig 24
#2 Ludwig Bartmann 3
#3 Sachs Stanislaw 2
#4 Goldstein Richard 2
#5 Timar Ignaz 2
#6 Lachmann N Jacob 1

Latest patents

Publication Filing date Title
GB190815659A Improvements in and relating to the Cutting of Screw Threads.
CA84811A Advertisement and travelling ticket
GB190009308A A New or Improved Lifting or Raising Device for the Legs of Trousers.
GB189915406A Improved Acetylene Gas Generator.
CA228431A Rotary disc rasp, files and cutters
CA220312A Apparatus for disintegrating fragmentary or granular materials
CA246780A Process of producing flour from corn
CA221206A Electric fusible cut-out