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ARNTYR OSCAR SVEN

Overview
  • Total Patents
    33
About

ARNTYR OSCAR SVEN has a total of 33 patent applications. Its first patent ever was published in 1980. It filed its patents most often in Canada, Finland and Norway. Its main competitors in its focus markets civil engineering, machines and mechanical elements are FUJIAN THIRD CONSTRUCTION ENGINEERING CO LTD, STADLER DAVID M and DEA DUK CHEMISTRY CO LTD.

Patent filings per year

Chart showing ARNTYR OSCAR SVENs patent filings per year from 1900 to 2020

Focus industries

Top inventors

# Name Total Patents
#1 Arntyr Oscar Sven 22
#2 Engstroem Thord Ingemar 13
#3 Arntyr Oscar S 10
#4 Engstrom Thord I 5
#5 Engstroem Thord I 5
#6 Engstrom Thord Ingemar 4
#7 Engstroem Thord Ingmar 1

Latest patents

Publication Filing date Title
CA1208447A Method and apparatus for laying drains in frost- susceptible ground, and drains laid in such ground
FI830775A0 Procedure for reducing the framework of the framework and the system
CA1172050A Method and apparatus for restricting local variations in ground level in the vicinity of surface water drains and manholes
WO8204276A1 A method and apparatus for restricting local variations in ground level in the vicinity of surface water drains and manholes
WO8202913A1 A method and device for reducing the risk of freezing of surfacewater pipe-line systems
US4419232A Filtering and collecting device for water drains
FI801290A Device at wells.