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CHRISTENSEN MACHINE CO

Overview
  • Total Patents
    79
About

CHRISTENSEN MACHINE CO has a total of 79 patent applications. Its first patent ever was published in 1917. It filed its patents most often in United States, Canada and Germany. Its main competitors in its focus markets packaging and shipping, consumer goods and textiles and paper are BREHMER GEB, JAMES BURN INTERNAT LTD and KUGLER WOMAKO GMBH.

Patent filings in countries

World map showing CHRISTENSEN MACHINE COs patent filings in countries
# Country Total Patents
#1 United States 57
#2 Canada 14
#3 Germany 3
#4 France 3
#5 United Kingdom 2

Patent filings per year

Chart showing CHRISTENSEN MACHINE COs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Belluche Frank R 33
#2 Martin Christensen 19
#3 Belluche Elmer W 19
#4 Watson George F 5
#5 Greene Frederick J 3
#6 Christensen Martin 3
#7 Belluch Frank R 1
#8 Bohn George H 1

Latest patents

Publication Filing date Title
US2697281A Magnetic calipering device
US2693595A Signature stitching machine having apparatus for preventing the stitching and diverting the delivery of defective groups of signatures
US2637552A Magnetic caliper for sheet material handling apparatus
US2637115A Magnetic calipering device
GB674371A Book-stitching machine
US2594373A Sheet separator air blast nozzle
US2595630A Side gauge for sheet feeders
US2513276A Book-stitching machine
US2506628A Adjustable sheet separator mechanism
US2545539A Varnish applicator mechanism for sheet varnishers
US2454762A Sheet feeding method and apparatus therefor
US2395445A Sheet registering mechanism
US2567049A Line-up machine
GB583594A Side register for sheet feeders
US2381430A Sheet delivery mechanism
US2368098A Side register for sheet feeders
US2395444A Sheet registering mechanism
US2424732A Paper sheet varnisher and printing machine
US2355697A Sheet delivery mechanism
US2355046A Printing press