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S T RITVANEN OY

Overview
  • Total Patents
    22
  • GoodIP Patent Rank
    212,643
About

S T RITVANEN OY has a total of 22 patent applications. Its first patent ever was published in 1989. It filed its patents most often in Finland, WIPO (World Intellectual Property Organization) and EPO (European Patent Office). Its main competitors in its focus markets engines, pumps and turbines, chemical engineering and civil engineering are KZ SELSKOKHOZ I, Jiangyin shunyong machinery factory and PROVENTIA OY.

Patent filings in countries

World map showing S T RITVANEN OYs patent filings in countries

Patent filings per year

Chart showing S T RITVANEN OYs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Ritvanen Tapio 21
#2 Ritvanen Heikki Tapio Gabriel 1

Latest patents

Publication Filing date Title
EP3004466A1 Method and apparatus for collecting surface layer of liquid
WO2013171368A1 Method and apparatus for attenuating sound of exhaust gases of an engine
EP2841189A1 Method for finely feeding granular solids into liquid
FI20050419A0 Element for attaching cabins to the carrier
FI20041542A0 Auxiliary equipment for handling car tires
FI20031144A0 Matt Whipping Machine
FI944863A0 Automatic propp
FI930539A0 Bridge transfer equipment
FI913684A0 Foerfarande foer foergrening av ett roer och ett foergreningsstycke.
FI913196A0 Kapventil.
FI896253A0 Kapventil