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BREVETS KEGRESSE S E K SOC D

Overview
  • Total Patents
    14
About

BREVETS KEGRESSE S E K SOC D has a total of 14 patent applications. Its first patent ever was published in 1943. It filed its patents most often in United Kingdom, Canada and United States. Its main competitors in its focus markets mechanical elements, transport and machines are LAMBERT HOMER T, CAMPH SVEN ERIK and DETROIT DUO GRIP BRAKE CORP.

Patent filings in countries

World map showing BREVETS KEGRESSE S E K SOC Ds patent filings in countries
# Country Total Patents
#1 United Kingdom 6
#2 Canada 3
#3 United States 3
#4 Germany 1
#5 France 1

Patent filings per year

Chart showing BREVETS KEGRESSE S E K SOC Ds patent filings per year from 1900 to 2020

Focus industries

Top inventors

# Name Total Patents
#1 Grandgirard Henri 4
#2 Henri Grandgirard 3

Latest patents

Publication Filing date Title
US2567703A Centrifugally balanced valve for giving clutches overlapping engagement
US2587141A Cushioning device for hydraulic clutches
US2610094A Articulation of track links of endless tracks
GB609735A Device for supplying and emptying a group of two hydraulically compressed clutches
GB609732A Device for supplying and emptying a group of two hydraulically compressed clutches
GB603648A Improvements in hydraulically-operated friction clutches
GB612113A Improvements in centrifugal valves for hydraulically controlled clutches
GB615534A Improvements in centrifugal valves for hydraulically controlled clutches
GB622100A Improvements in or relating to anti-friction articulations for the track links of metallic endless tracks for track - laying vehicles
DE870500C Hydraulic clutch, especially for motor vehicles
CA451512A Centrifugal valve for hydraulically controlled clutches
CA452898A Centrifugal valve for hydraulically controlled clutch
CA452899A Hydraulically compressed clutch