Inventor · disambiguated record
Martin Heijnen
Also filed as: HEIJNEN MARTIN · HEIJNEN MARTIN LEONARD
7 granted patents·8 pending applications·41 citations·filing 2000–2019
76Inventor score
Top patents by PatentIndex Score
15 records- 0180US10441925B2Process for making membranesBASF SE·Filed 2015·Granted Oct 15, 2019·1 cites·15 claims
- 0279US6495043B1Membrane which comprises a blend of a polysulphone or a polyether sulphone and polyethylene oxide/polypropylene oxide substituted ethylene diamineKALSEP LTD·Filed 2000·Granted Dec 17, 2002·38 cites·25 claims
- 0378US11904280B2Filtration system and method for filtering waterDUPONT SAFETY & CONSTRUCTION INC·Filed 2019·Granted Feb 20, 2024·2 cites·10 claims
- 0456US10569227B2Improving the chemical stability of filtration membranesBASF SE·Filed 2014·Granted Feb 25, 2020·0 cites·9 claims
- 0552US10906012B2Process for making membranesBASF SE·Filed 2016·Granted Feb 2, 2021·0 cites·11 claims
- 0648US11117817B2Removing metal ions from aqueous systems with an active layer membraneDUPONT SAFETY & CONSTRUCTION INC·Filed 2017·Granted Sep 14, 2021·0 cites·15 claims
- 0748US2016002411A1Improving the chemical stability of membranesBASF SE·Filed 2014·Application pending·0 cites
- 0847US2021178342A1Removing metal ions with a membrane based on anionic polyarylene ethersulfone and a cationic polymer with amino groupsDUPONT SAFETY & CONSTRUCTION INC·Filed 2018·Application pending·0 cites
- 0946US2020188857A1Membrane Manufacturing With A Cosolvent In The Polymer Dope SolutionDUPONT SAFETY & CONSTRUCTION INC·Filed 2018·Application pending·0 cites
- 1043US2021146312A1Process for cleaning a membrane comprising drying the membraneDUPONT SAFETY & CONSTRUCTION INC·Filed 2018·Application pending·0 cites
- 1142US2016158707A1Novel membranesBASF SE·Filed 2014·Application pending·0 cites
- 1241US11247180B2Method, spinneret and system for fabricating multilayer membranesDUPONT SAFETY & CONSTRUCTION INC·Filed 2017·Granted Feb 15, 2022·0 cites·4 claims
- 1341US2018272286A1Process for making membranesBASF SE·Filed 2016·Application pending·0 cites
- 1438US2018126338A1New polymer compositionsBASF SE·Filed 2016·Application pending·0 cites
- 1537US2019209973A1Multilayer hollow fibre membranesBASF SE·Filed 2017·Application pending·0 cites
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →