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CLEVELAND FROG AND CROSSING CO

Overview
  • Total Patents
    11
About

CLEVELAND FROG AND CROSSING CO has a total of 11 patent applications. Its first patent ever was published in 1932. It filed its patents most often in Canada, United States and France. Its main competitors in its focus markets machine tools, transport and civil engineering are CLEVELAND FROG & CROSSING CO, VOESTALPINE SIGNALING ZELTWEG GMBH and ABC NACO INC.

Patent filings in countries

World map showing CLEVELAND FROG AND CROSSING COs patent filings in countries
# Country Total Patents
#1 Canada 8
#2 United States 2
#3 France 1

Patent filings per year

Chart showing CLEVELAND FROG AND CROSSING COs patent filings per year from 1900 to 2020

Focus industries

# Industry
#1 Machine tools
#2 Transport
#3 Civil engineering

Top inventors

# Name Total Patents
#1 Schultz Harry A 8
#2 Arnold George 8
#3 Rhoads Edwin E 3
#4 George Arnold 2
#5 Goodaire Edwin W 2
#6 Prentice Howard I 1

Latest patents

Publication Filing date Title
US1960377A Switch point lock
US1956021A Railroad crossing and frog
CA475841A Rail braces
CA474569A Rail braces
CA590070A Rocker clip
CA467165A Rail braces
CA450414A Switch rod connection to switch point
CA475842A Rail braces
CA506097A Rail brace
CA521491A Rocker clip