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FRYKHULT R INGF AB

Overview
  • Total Patents
    51
About

FRYKHULT R INGF AB has a total of 51 patent applications. Its first patent ever was published in 1990. It filed its patents most often in Sweden, WIPO (World Intellectual Property Organization) and United States. Its main competitors in its focus markets textiles and paper and chemical engineering are NILSSON HARRY, STRINDLUND JOHN and LAVALLEY IND PLASTICS INC.

Patent filings per year

Chart showing FRYKHULT R INGF ABs patent filings per year from 1900 to 2020

Focus industries

# Industry
#1 Textiles and paper
#2 Chemical engineering

Top inventors

# Name Total Patents
#1 Frykhult Rune 16
#2 Frykhult R H 11
#3 Frykhult Rune Helmer 11
#4 Frykhult Rune H 8
#5 Frykhult R 3
#6 Haeffner Roger 1
#7 Frykhlt R 1

Latest patents

Publication Filing date Title
WO9911357A1 Apparatus for filtering suspensions
AU4734896A Apparatus for filtering liquids
SE9202337L Pulp thickener with enhanced capacity - comprises hollow shaft receiving filtrate via holes communicating with chambers between radial partitions within screening rotor
WO9221427A1 Apparatus for filtering liquids
EP0515530A1 Apparatus for filtering liquids
US5316675A Rotatable annular hollow disc for filtering liquids
US5296152A Apparatus for filtering suspensions and a method of operating the apparatus
WO9112063A1 An apparatus for filtering suspensions and a method of operating the apparatus
SE9000569D0 Pulp thickener with enhanced capacity - comprises hollow shaft receiving filtrate via holes communicating with chambers between radial partitions within screening rotor