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ALBERT COLLET FILS D

Overview
  • Total Patents
    76
About

ALBERT COLLET FILS D has a total of 76 patent applications. Its first patent ever was published in 1924. It filed its patents most often in France, Switzerland and Germany. Its main competitors in its focus markets civil engineering, transport and measurement are UNBEHAUN OLAF, WIEBE HERMANN GRUNDSTUECK and MATISA MATERIEL IND SA.

Patent filings in countries

World map showing ALBERT COLLET FILS Ds patent filings in countries
# Country Total Patents
#1 France 56
#2 Switzerland 9
#3 Germany 6
#4 United Kingdom 2
#5 United States 2
#6 Canada 1

Patent filings per year

Chart showing ALBERT COLLET FILS Ds patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Albert Collet Les Fils D 9
#2 Loiseau Rene 5
#3 Talon Augustin 3
#4 Rene Loiseau 3
#5 Grattepain Marcel 2
#6 Collet Maurice 1
#7 Loiseau 1
#8 Maurice Collet 1
#9 Pierre Collet 1
#10 Martin Jean-Adrien 1

Latest patents

Publication Filing date Title
DE619629C Process for the continuous laying of tracks
DE598187C Equipment for the replacement of railway tracks
GB365714A Method and device for laying and renewing railroad tracks
US1847818A Method and device for laying and renewing railroad tracks
US1819945A Ballast tamping machine
GB349861A Machine for tamping railway sleepers
DE520719C Sleeper tamping machine with electromotive tamping devices arranged in a spatially movable manner on a single-rail chassis on both sides of the running rail
DE516093C Device for spreading ballast in cohesive bands
CA313995A Ballast tamping machine
DE442271C Device for cutting grooves and drilling holes in railway sleepers
DE441400C Mobile sleeper tamping machine in which the tools are attached to traction devices