OULU OY has a total of 46 patent applications. Its first patent ever was published in 1945. It filed its patents most often in Finland, France and United Kingdom. Its main competitors in its focus markets basic materials chemistry, macromolecular chemistry and polymers and environmental technology are TETSUKOSHA KK, RESITEC IND QUIMICA LTDA and KAUCUK.
# | Country | Total Patents | |
---|---|---|---|
#1 | Finland | 16 | |
#2 | France | 3 | |
#3 | United Kingdom | 3 | |
#4 | Sweden | 3 | |
#5 | Austria | 2 | |
#6 | Brazil | 2 | |
#7 | Switzerland | 2 | |
#8 | Germany | 2 | |
#9 | Netherlands | 2 | |
#10 | Norway | 2 | |
#11 | Belgium | 1 | |
#12 | Canada | 1 | |
#13 | Czechoslovakia | 1 | |
#14 | German Democratic Republic | 1 | |
#15 | EPO (European Patent Office) | 1 | |
#16 | Spain | 1 | |
#17 | Italy | 1 | |
#18 | USSR (Union of Socialist Soviet Republics) | 1 | |
#19 | United States | 1 |
# | Industry | |
---|---|---|
#1 | Basic materials chemistry | |
#2 | Macromolecular chemistry and polymers | |
#3 | Environmental technology | |
#4 | Organic fine chemistry | |
#5 | Textiles and paper | |
#6 | Machines |
# | Name | Total Patents |
---|---|---|
#1 | Lehtinen Timo Pellervo | 5 |
#2 | Gunnar Kulvik | 5 |
#3 | Lehtinen T | 5 |
#4 | Lehtinen Timo | 4 |
#5 | Ravaska Matti Elias | 2 |
#6 | Lehtinen Timo Pellervo Dipl In | 2 |
#7 | Johan Hannunkari Lasse | 2 |
#8 | Lehtinen T P | 1 |
#9 | Yrjoe Tuhkunen | 1 |
#10 | Liikekeksintoe | 1 |
Publication | Filing date | Title |
---|---|---|
FI823378A0 | Foerfarande och anordning foer att eliminera kortslutningar och oeverspaenningar i en foer elektrolyen saltloesning avsedd elektrolyscell | |
FI822853A0 | Foerfarande foer att foerbaettra faergen och faergstabilitetenhos en carboxylsyra eller dess blandning | |
FI820729L | Foerfarande foer fraktionering av ligninprodukten som ingaori avluten fraon cellulosaframstaellningsprocessen | |
DE2545643A1 | PROCESS FOR THE PRODUCTION OF HARD TERPE RESINS FROM AN ALPHA-PINEN-CONTAINING MIXTURE OF TERPE HYDROCARBONS | |
GB1432853A | Process for manufacturing fatty acids rosin and hard pitch from tall oil pitch | |
BE806619A | Isomerisation/disproportionation of unsatd acids - to conjugated diene prods used as emulsifiers in elastomer prepns | |
DE2352498A1 | METHOD FOR ISOMERIZATION OF FATTY ACIDS CONTAINING AN ISOLATED SERVICE STRUCTURE AND / OR FOR DISPROPORTION OF RESIN ACIDS CONTAINING A CONJUGATED SERVICE STRUCTURE | |
CA523332A | Arrangement in washing tanks |