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CANADIAN NAT RAILWAY CO

Overview
  • Total Patents
    172
  • GoodIP Patent Rank
    42,842
  • Filing trend
    ⇩ 46.0%
About

CANADIAN NAT RAILWAY CO has a total of 172 patent applications. It decreased the IP activity by 46.0%. Its first patent ever was published in 1930. It filed its patents most often in United States, Canada and Mexico. Its main competitors in its focus markets it methods for management, transport and computer technology are VALUEPOTION CO LTD, OBSERVA INC and WUHAN HOLLOW TECH CO LTD.

Patent filings per year

Chart showing CANADIAN NAT RAILWAY COs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Podgurny Leonard John 44
#2 Ernesaks Anita 34
#3 Barker Matthew 29
#4 Muinonen Kari 27
#5 Pathak Anshu 27
#6 Morency Vincent 27
#7 Doyle Gordon 19
#8 Nikooyeh Kasra 11
#9 Bleile John 11
#10 Prefontaine Amanda 11

Latest patents

Publication Filing date Title
US2019094154A1 Wheel integrity monitoring system
CA3048343A1 Method and systems for transporting bitumen in solidified form
CA2884646A1 End-of-car energy management system for railcars
CA2744473A1 A system and method for employee resource management
CA3101126A1 Linear assets inspection system
CA2577556A1 System and method for forecasting the composition of an outbound train in a switchyard
CA2568411A1 System and method for computing rail car switching sequence in a switchyard
US2008119973A1 System and method for computing rail car switching sequence in a switchyard
US2007156307A1 System and method for computing rail car switching solutions in a switchyard including logic to re-switch cars for block size
US2007156306A1 System and method for computing railcar switching solutions using an available space search logic assigning different orders of preference to classification tracks
US2007156303A1 System and method for computing rail car switching solutions in a switchyard including logic to re-switch cars for arrival rate
US2007156305A1 Method and system for computing rail car switching solutions in a switchyard based on expected switching time
US2007179688A1 System and method for computing rail car switching solutions in a switchyard
US2007156309A1 System and method for computing railcar switching solutions in a switchyard using empty car substitution logic
US2007156299A1 System and method for computing rail car switching solutions by assessing space availability in a classification track on the basis of block pull time
US2007156308A1 System and method for computing rail car switching solutions in a switchyard with partially occupied classification track selection logic
US2007156298A1 System and method for computing rail car switching solutions by assessing space availability in a classification track on the basis of arrival profile
US2007156301A1 System and method for computing rail car switching solutions in a switchyard using an iterative method
US2007156302A1 System and method for computing car switching solutions in a switchyard using car ETA as a factor
US2007156300A1 System and method for computing rail car switching solutions in a switchyard including logic to re-switch cars for block pull time