Inventor · disambiguated record
Robert Jansen
Also filed as: JANSEN ROBERT · JANSEN ROBERT P · JANSEN ROBERT PATRICK
65 granted patents·29 pending applications·491 citations·filing 2000–2024
99Inventor score
Top patents by PatentIndex Score
94 records- 0198US9663836B2Methods and systems for processing sugar mixtures and resultant compositionsVIRDIA INC·Filed 2016·Granted May 30, 2017·15 cites·6 claims
- 0297US10041138B1Sugar compositionsVIRDIA INC·Filed 2018·Granted Aug 7, 2018·15 cites·30 claims
- 0397US9976194B2Sugar compositionsVIRDIA INC·Filed 2015·Granted May 22, 2018·8 cites·39 claims
- 0497US9845514B2Sugar compositionsVIRDIA INC·Filed 2015·Granted Dec 19, 2017·8 cites·26 claims
- 0597US9617608B2Sugar compositionsVIRDIA LTD·Filed 2012·Granted Apr 11, 2017·15 cites·54 claims
- 0697US9512495B2Lignocellulose conversion processes and productsEYAL AHARON·Filed 2012·Granted Dec 6, 2016·27 cites·21 claims
- 0796US10240217B2Methods and systems for processing sugar mixtures and resultant compositionsVIRDIA INC·Filed 2013·Granted Mar 26, 2019·7 cites·22 claims
- 0896US9963673B2Sugar mixtures and methods for production and use thereofVIRDIA INC·Filed 2016·Granted May 8, 2018·9 cites·19 claims
- 0996US9410216B2Sugar mixtures and methods for production and use thereofEYAL AHARON MEIR·Filed 2011·Granted Aug 9, 2016·34 cites·27 claims
- 1095US9476106B2Methods and systems for processing a sucrose crop and sugar mixturesEYAL AHARON·Filed 2011·Granted Oct 25, 2016·20 cites·20 claims
- 1194US10752878B2Sugar mixtures and methods for production and use thereofVIRDIA INC·Filed 2018·Granted Aug 25, 2020·5 cites·19 claims
- 1294US9115467B2Methods and systems for solvent purificationJANSEN ROBERT·Filed 2011·Granted Aug 25, 2015·10 cites·5 claims
- 1393US10799546B1Modular, integrated process and apparatus for extracting, refining and remediating active substances from plant materialBIOMASS OIL SEPARATION SOLUTIONS LLC·Filed 2020·Granted Oct 13, 2020·10 cites·19 claims
- 1493US10793498B2Processes and apparatus for extraction of substances and enriched extracts from plant materialBIOMASS OIL SEPARATION SOLUTIONS LLC·Filed 2020·Granted Oct 6, 2020·6 cites·25 claims
- 1593US10760138B2Methods and systems for processing a sucrose crop and sugar mixturesVIRDIA INC·Filed 2017·Granted Sep 1, 2020·5 cites·23 claims
- 1693US10112916B2HMF production from glucose in ionic liquid mediaUNIV CALIFORNIA·Filed 2015·Granted Oct 30, 2018·9 cites·8 claims
- 1793US10093605B2Catalytic oxidation of 3,5,5-trimethylcyclohexa-3-ene-1-one (β-isophorone) with hydrogen peroxide to afford 2,6,6-trimethyl-2-cyclohexene-1,4-dione (keto-isophorone)EVONIK DEGUSSA GMBH·Filed 2017·Granted Oct 9, 2018·13 cites·20 claims
- 1893US9783861B2Methods for treating lignocellulosic materialsVIRDIA INC·Filed 2014·Granted Oct 10, 2017·12 cites·32 claims
- 1993US8404355B2Methods and systems for processing lignocellulosic materials and related compositionsJANSEN ROBERT·Filed 2011·Granted Mar 26, 2013·26 cites·15 claims
- 2092US9878979B2Fine purification of isophoronenitrile by melt crystallizationNITZ JOERG-JOACHIM·Filed 2016·Granted Jan 30, 2018·6 cites·9 claims
- 2192US9650687B2Methods for treating lignocellulosic materialsVIRDIA INC·Filed 2014·Granted May 16, 2017·11 cites·41 claims
- 2292US8163092B2Method of concentrating hydrochloric acidBANIEL AVRAHAM·Filed 2009·Granted Apr 24, 2012·21 cites·15 claims
- 2391US10993977B2Modular, integrated process and apparatus for extracting, refining and remediating active substances from plant materialBIOMASS OIL SEPARATION SOLUTIONS LLC·Filed 2020·Granted May 4, 2021·3 cites·20 claims
- 2491US9868699B2Process for removing cations from an isophoronenitrile product mixtureNITZ JOERG-JOACHIM·Filed 2016·Granted Jan 16, 2018·6 cites·18 claims
- 2591US6440222B1Sugar beet membrane filtration processTATE & LYLE IND LTD·Filed 2000·Granted Aug 27, 2002·46 cites·50 claims
- 2690US10138332B2Methods for treating lignocellulosic materialsVIRDIA INC·Filed 2017·Granted Nov 27, 2018·8 cites·20 claims
- 2790US9683005B2Methods for preparing thermally stable lignin fractionsVIRDIA INC·Filed 2014·Granted Jun 20, 2017·7 cites·20 claims
- 2889US6406548B1Sugar cane membrane filtration processTATE & LYLE IND LTD·Filed 2000·Granted Jun 18, 2002·39 cites·83 claims
- 2988US9988412B2Methods for preparing thermally stable lignin fractionsVIRDIA INC·Filed 2017·Granted Jun 5, 2018·3 cites·20 claims
- 3088US2025122467A1Sugar mixtures and methods for production and use thereofINT N&H DENMARK APS·Filed 2024·Application pending·0 cites
- 3187US11965220B2Methods for treating lignocellulosic materialsVIRDIA LLC·Filed 2021·Granted Apr 23, 2024·1 cites·31 claims
- 3287US6406547B1Sugar beet membrane filtration processTATE & LYLE IND LTD·Filed 2000·Granted Jun 18, 2002·29 cites·43 claims
- 3386US9657146B2Methods for treating lignocellulosic materialsVIRDIA INC·Filed 2013·Granted May 23, 2017·5 cites·19 claims
- 3485US11667981B2Lignocellulosic conversion processes and productsVIRDIA LLC·Filed 2020·Granted Jun 6, 2023·1 cites·20 claims
- 3584US9493851B2Methods for treating lignocellulosic materialsVIRDIA LTD·Filed 2013·Granted Nov 15, 2016·7 cites·42 claims
- 3684US9085506B2Process for preparing 3-aminomethyl-3,5,5-trimethylcyclohexylamineGALLE MARKUS·Filed 2011·Granted Jul 21, 2015·8 cites·65 claims
- 3784US8889914B2Method for producing isophoroneORSCHEL MATTHIAS·Filed 2011·Granted Nov 18, 2014·4 cites·34 claims
- 3883US10189764B2Hydrogenation of oxygenated molecules from biomass refiningVIRDIA INC·Filed 2018·Granted Jan 29, 2019·1 cites·30 claims
- 3982US10144662B2Method for processing contaminated wastewater from the preparation of isophorone, isophoronenitrile and isophoronediamineEVONIK DEGUSSA GMBH·Filed 2015·Granted Dec 4, 2018·2 cites·15 claims
- 4080US2015028255A1Sugar compositionsVIRDIA LTD·Filed 2014·Application pending·0 cites
- 4179US9714482B2Methods and systems for solvent purificationVIRDIA INC·Filed 2015·Granted Jul 25, 2017·1 cites·18 claims
- 4279US9631246B2Methods for treating lignocellulosic materialsVIRDIA INC·Filed 2014·Granted Apr 25, 2017·2 cites·17 claims
- 4377US10138217B2Methods for extracting and converting hemicellulose sugarsVIRDIA INC·Filed 2014·Granted Nov 27, 2018·2 cites·18 claims
- 4477US9926252B2Hydrogenation of oxygenated molecules from biomass refiningVIRDIA INC·Filed 2015·Granted Mar 27, 2018·1 cites·32 claims
- 4576US8884066B2Process for preparing isophorone in the presence of at least one defoamer in the wastewater column in the workup sectionORSCHEL MATTHIAS·Filed 2012·Granted Nov 11, 2014·2 cites·41 claims
- 4674US8092609B2Sucrose inversion processJANSEN ROBERT·Filed 2008·Granted Jan 10, 2012·2 cites·11 claims
- 4773US2019153555A1Sugar compositionsVIRDIA INC·Filed 2018·Application pending·0 cites
- 4871US11993624B2Methods for preparing thermally stable lignin fractionsVIRDIA LLC·Filed 2020·Granted May 28, 2024·0 cites·19 claims
- 4971US2023416177A1Processes and apparatus for extraction of substances and enriched extracts from plant materialBIOMASS OIL SEPARATION SOLUTIONS LLC·Filed 2023·Application pending·0 cites
- 5069US10767308B2Methods for separating and refining lignin from black liquor and compositions thereofVIRDIA INC·Filed 2015·Granted Sep 8, 2020·1 cites·24 claims
Showing the top 50 of 94 patent records by PatentIndex Score.
Join the waitlist — get patent alerts
Get an alert when Robert Jansen files or is granted a new patent.
We store only your email — no account needed. See our privacy policy.
Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →