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INTERNAT STAL COMPANY AB

Overview
  • Total Patents
    23
About

INTERNAT STAL COMPANY AB has a total of 23 patent applications. Its first patent ever was published in 1945. It filed its patents most often in France, Germany and United Kingdom. Its main competitors in its focus markets engines, pumps and turbines, mechanical elements and furniture and games are KARL RODER, HK TURBINE CO LTD and THRUPP EDGAR CHARLES.

Patent filings in countries

World map showing INTERNAT STAL COMPANY ABs patent filings in countries
# Country Total Patents
#1 France 8
#2 Germany 7
#3 United Kingdom 7
#4 Canada 1

Patent filings per year

Chart showing INTERNAT STAL COMPANY ABs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Lindblom Erik David 5
#2 Boestad Gustav Karl William 4
#3 Sandelin Yngve Ejnar 2
#4 Lundgren Sven Goesta 2
#5 Lange Per Gottfrid 1
#6 Lindblom Erik D 1
#7 Boestad Carl Gustav William 1
#8 Lindbom Erik David 1

Latest patents

Publication Filing date Title
DE1130826B Centric-heat-movable connection of two ring-shaped runner parts of steam or gas turbines
GB832301A Improvements in or relating to steam or gas turbines having connections between a blade ring and disc subject to different temperatures and/or tangential tensions
DE1032267B Radial steam turbine
GB816277A Improvements in or relating to radial-flow turbines
DE1131704B Connection between two ring-shaped parts of a turbine or compressor runner
GB833072A Means for connecting annular engine members subjected to different temperatures and/or to different tangential stresses
GB813157A Improvements in or relating to bladed rings for turbines or compressors
GB814235A Improvements in or relating to blade ring structures for radial-flow compressors or turbines
DE1022602B Locking of blade rings for radial turbines or radial compressors
DE1025420B Blade ring for radial turbines and radial compressors
GB768607A Improvements in or relating to steam or gas turbines
DE856299C Blade ring for radial turbines
DE856298C Blade ring for radial turbines
CA596159A Blade rings for radial flow elastic fluid machines