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TORSTENSSON BENGT ARNE

Overview
  • Total Patents
    32
About

TORSTENSSON BENGT ARNE has a total of 32 patent applications. Its first patent ever was published in 1976. It filed its patents most often in Sweden, United States and Canada. Its main competitors in its focus markets civil engineering, measurement and mechanical elements are CEMENTATION SKANSKA LTD, NAC DE ENGENHARIA CIVIL LAB and KITANAKA KATSUMI.

Patent filings per year

Chart showing TORSTENSSON BENGT ARNEs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Torstensson Bengt-Arne 21
#2 Benkuto Arune Torusutenson 2
#3 Torstensson Bengt Arne 1

Latest patents

Publication Filing date Title
EP0400039A1 A method for sealing an elongated, hollow cavity, and a device for carrying out the method
EP0198046A1 Device for taking undisturbed and pressurized samples of ground-water (and gas) in open systems
US4438654A Device for taking ground water samples in soil and rock
SE427876B Arrangement for hydraulic level measurement
SE8100292L Self-closing coupling device
SE8006970L Hydraulic arrangement for measuring levels
CA1134175A Device for determining the pore water pressure in a soil
US4148212A Method and device for determining the pore water pressure in a soil
CA1070517A Method and device for determining the pore water pressure in a soil
CA1061597A Method and device for pore pressure sounding