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ANDREW CHRISTIANSON

Overview
  • Total Patents
    20
About

ANDREW CHRISTIANSON has a total of 20 patent applications. Its first patent ever was published in 1907. It filed its patents most often in United States, United Kingdom and Germany. Its main competitors in its focus markets transport, machine tools and thermal processes are KING GEORGE I, CRRC SHANDONG CO LTD and OMS OFF MEC STANGA SPA.

Patent filings in countries

World map showing ANDREW CHRISTIANSONs patent filings in countries
# Country Total Patents
#1 United States 11
#2 United Kingdom 8
#3 Germany 1

Patent filings per year

Chart showing ANDREW CHRISTIANSONs patent filings per year from 1900 to 2020

Focus industries

Top inventors

# Name Total Patents
#1 Andrew Christianson 11
#2 Otto Jabelmann 2
#3 Peter Parke 1

Latest patents

Publication Filing date Title
US2243854A Diaphragm faceplate arrangement
US2129911A Car truck
US2129910A Car truck
US1982372A Furnace stoker
GB333624A Railroad car
US1849612A Coupling mechanism
US1603661A Draft gear
US1572128A Side bearing for car trucks
US1533828A Door-latching mechanism
US1499155A Car-door latch
US1563965A Method of and apparatus for making nutless bolts and rivets
US1448199A Freight-car door
GB190707393A Improvements in and relating to the Body Construction of Passenger and other Cars.
GB190707390A Improvements in and relating to Frames for Passenger and other Cars.
GB190707388A An Improved Underframe for Passenger and other Cars.
GB190707387A Improvements in and relating to the Construction of Passenger and other Cars.
GB190707392A Improvements in and relating to the Construction of Passenger and other Cars.
GB190707391A Improvements in and relating to the Body Construction of Passenger and other Cars.
GB190707389A Improvements in and relating to the Roof Construction for Passenger and other Cars.