Inventor · disambiguated record
Johan Van Walsem
Also filed as: VAN WALSEM JOHAN
16 granted patents·14 pending applications·80 citations·filing 2009–2024
91Inventor score
Files withMETABOLIX INC11LYGOS INC6VAN WALSEM JOHAN5JOULE UNLTD TECHNOLOGIES INC4SIERRA ENERGY CORP2
Top patents by PatentIndex Score
30 records- 0196US9353258B2Low glass transition polyhydroxyalkanoates for modification of biodegradable polymersMETABOLIX INC·Filed 2013·Granted May 31, 2016·13 cites·18 claims
- 0295US10113060B2Biobased rubber modified biodegradable polymer blendsMETABOLIX INC·Filed 2013·Granted Oct 30, 2018·13 cites·16 claims
- 0392US9850192B2Renewable acrylic acid production and products made therefromMETABOLIX INC·Filed 2013·Granted Dec 26, 2017·21 cites·27 claims
- 0490US7981642B2Polymer extraction methodsMETABOLIX INC·Filed 2010·Granted Jul 19, 2011·5 cites·19 claims
- 0589US8304232B2Photobioreactors, solar energy gathering systems, and thermal control methodsMORGAN FREDERICK M·Filed 2010·Granted Nov 6, 2012·12 cites·4 claims
- 0687US7795376B2Single solvent polymer extraction methodsMETABOLIX INC·Filed 2009·Granted Sep 14, 2010·6 cites·17 claims
- 0782US8003355B2Polymer extraction methodsMETABOLIX INC·Filed 2010·Granted Aug 23, 2011·2 cites·26 claims
- 0879US9084467B2Process for gamma-butyrolactone productionVAN WALSEM JOHAN·Filed 2011·Granted Jul 21, 2015·4 cites·30 claims
- 0978US2025333686A1Recombinant host cells and methods for the production of glyceric acid and downstream productsLYGOS INC·Filed 2024·Application pending·0 cites
- 1074US7893194B2Single solvent polymer extraction methodsMETABOLIX INC·Filed 2010·Granted Feb 22, 2011·1 cites·9 claims
- 1169US12188008B2Recombinant host cells and methods for the production of glyceric acid and downstream productsLYGOS INC·Filed 2019·Granted Jan 7, 2025·0 cites·14 claims
- 1268US8304209B2Solar biofactory, photobioreactors, passive thermal regulation systems and methods for producing productsVAN WALSEM JOHAN·Filed 2009·Granted Nov 6, 2012·3 cites·10 claims
- 1366US2014329223A1Photobioreactors, Solar Energy Gathering Systems, And Thermal Control MethodsJOULE UNLTD TECHNOLOGIES INC·Filed 2014·Application pending·0 cites
- 1462US2013244320A1Photobioreactors, Solar Energy Gathering Systems, and Thermal Control MethodsJOULE UNLTD TECHNOLOGIES INC·Filed 2012·Application pending·0 cites
- 1559US2025320532A1Preparing diesters of malonic acidLYGOS INC·Filed 2022·Application pending·0 cites
- 1658US2017009008A1Process for Making Chemical DerivativesMETABOLIX INC·Filed 2016·Application pending·0 cites
- 1757US11597951B2Method for preparation of diester derivatives of malonic acidLYGOS INC·Filed 2019·Granted Mar 7, 2023·0 cites·22 claims
- 1856US2023023780A1Process for purification of malonic acid from fermentation brothLYGOS INC·Filed 2022·Application pending·0 cites
- 1955US10611903B2Highly filled polymer systemsMETABOLIX INC·Filed 2015·Granted Apr 7, 2020·0 cites·14 claims
- 2055US2025153126A1Fixed bed gasifierSIERRA ENERGY CORP·Filed 2023·Application pending·0 cites
- 2154US2025236801A1Syngas cleaning and soot recoverySIERRA ENERGY CORP·Filed 2023·Application pending·0 cites
- 2253US2025269366A1Continuous ion exchange and esterification of fermented malonic acidLYGOS INC·Filed 2021·Application pending·0 cites
- 2353US2013224853A1Solar Biofactory, Photobioreactors, Passive Thermal Regulation Systems And Methods for Producing ProductsJOULE UNLTD TECHNOLOGIES INC·Filed 2012·Application pending·0 cites
- 2451US2014024769A1Process for making chemical derivativesMETABOLIX INC·Filed 2013·Application pending·0 cites
- 2548US10786064B2Process for producing a monomer component from a genetically modified polyhydroxyalkanoate biomassVAN WALSEM JOHAN·Filed 2011·Granted Sep 29, 2020·0 cites·21 claims
- 2648US8026399B2Fractional condensation processes, apparatuses and systemsJOULE UNLTD TECHNOLOGIES INC·Filed 2010·Granted Sep 27, 2011·0 cites·11 claims
- 2747US9663791B2Green process for producing polyhydroxyalkanoates and chemicals using a renewable feedstockZHANG ZHIGANG·Filed 2012·Granted May 30, 2017·0 cites·6 claims
- 2842US2015376152A1Process for Ultra Pure Chemical Production from Biobased Raw Starting MaterialsMETABOLIX INC·Filed 2014·Application pending·0 cites
- 2938US2014170714A1Post process purification for gamma-butyrolactone productionVAN WALSEM JOHAN·Filed 2012·Application pending·0 cites
- 3036US2014114082A1Biorefinery Process For THF ProductionVAN WALSEM JOHAN·Filed 2012·Application pending·0 cites
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →