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SIGDELL JAN ERIK DR

Overview
  • Total Patents
    14
About

SIGDELL JAN ERIK DR has a total of 14 patent applications. Its first patent ever was published in 1976. It filed its patents most often in Germany. Its main competitors in its focus markets chemical engineering, machines and medical technology are X FLOW BV, PSI GLOBAL LTD and LUEBBERS MATTHIAS.

Patent filings in countries

World map showing SIGDELL JAN ERIK DRs patent filings in countries
# Country Total Patents
#1 Germany 14

Patent filings per year

Chart showing SIGDELL JAN ERIK DRs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Sigdell Jan-Erik Dr 12
#2 Sigdell Jan Erik Dr 2
#3 Spurk Joseph H Prof Dr Ing 1
#4 Spurk Joseph H Dr Ing Prof 1

Latest patents

Publication Filing date Title
DE3333461A1 Flow-adapted dialyser lid
DE3333462A1 Flow-adapted dialyser lid
DE3324414A1 Cleaning of hollow fibres with an aqueous solution
DE3144552A1 Flow-adapted dialyser cover
DE3144553A1 Flow-adapted dialyser cover
DE3132720A1 Cleaning of hollow fibres
DE3004932A1 Improving blood access to dialysis hollow fibre bundles - by compressing ends during setting of retaining plastic block
DE3004933A1 Hollow plastic dialysis fibres having oil removed - by solvent vapours in enclosed chamber
DE3000568A1 Plasticising synthetic material with myristic acid ester - with low toxicity, esp. for medical applications
DE2839937A1 Hollow fibre dialyser - having hollow fibres laid in support grooves which can be wound round support core to give good blood distribution over fibres
DE2832716A1 Plate type dialysis unit - for use as artificial kidney with envelope type element having blood flow across narrow edge of element and purge flow through the element
DE2832715A1 Active isolation transformer for medical equipment - uses passive isolator with screens on prim. and sec. and neutralising amplifier
DE2810949A1 Membrane support structure for artificial kidneys - having honeycomb shape with sec. layer at lower level to create blood passage of minimum vol. between dialysis membranes
DE2639992A1 Infusion pump and flow meter - has single diaphragm for pump and inlet and outlet valves