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.
# | Country | Total Patents | |
---|---|---|---|
#1 | Sweden | 6 | |
#2 | United States | 5 | |
#3 | Canada | 4 | |
#4 | France | 3 | |
#5 | Netherlands | 3 | |
#6 | Germany | 2 | |
#7 | EPO (European Patent Office) | 2 | |
#8 | Italy | 2 | |
#9 | Japan | 2 | |
#10 | WIPO (World Intellectual Property Organization) | 2 | |
#11 | Mexico | 1 |
# | Industry | |
---|---|---|
#1 | Civil engineering | |
#2 | Measurement | |
#3 | Mechanical elements | |
#4 | Medical technology |
# | Technology | |
---|---|---|
#1 | Earth drilling | |
#2 | Foundations and excavations | |
#3 | Analysing materials | |
#4 | Pipes | |
#5 | Measuring distances | |
#6 | Syringes |
# | Name | Total Patents |
---|---|---|
#1 | Torstensson Bengt-Arne | 21 |
#2 | Benkuto Arune Torusutenson | 2 |
#3 | Torstensson Bengt Arne | 1 |
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 |