Inventor · disambiguated record
Sivakumar Sadasivan Vijayakumari
Also filed as: SADASIVAN VIJAYAKUMARI SIVAKUMAR
16 granted patents·15 pending applications·33 citations·filing 2012–2019
88Inventor score
Top patents by PatentIndex Score
31 records- 0195US8754277B2Process for preparing ethylene and/or propyleneSADASIVAN VIJAYAKUMARI SIVAKUMAR·Filed 2012·Granted Jun 17, 2014·22 cites·16 claims
- 0281US9682342B2Method for processing fischer-tropsch off-gasSHELL OIL CO·Filed 2013·Granted Jun 20, 2017·3 cites·19 claims
- 0374US9539534B2Method for processing Fischer-Tropsch off-gasSHELL OIL CO·Filed 2013·Granted Jan 10, 2017·2 cites·18 claims
- 0470US10239013B2Process for recovering methane from a gas stream comprising methane and ethyleneSHELL OIL CO·Filed 2015·Granted Mar 26, 2019·1 cites·10 claims
- 0564US10220347B2Process for recovering methane from a gas stream comprising methane and ethyleneSHELL OIL CO·Filed 2015·Granted Mar 5, 2019·1 cites·14 claims
- 0663US8956441B2Method for processing fischer-tropsch off-gasSHELL OIL CO·Filed 2012·Granted Feb 17, 2015·2 cites·19 claims
- 0759US8632697B2Method for processing Fischer-Tropsch off-gasSHELL OIL CO·Filed 2012·Granted Jan 21, 2014·2 cites·19 claims
- 0855US8895792B2Process for the preparation of an olefinic product comprising ethylene and/or propyleneSHELL OIL CO·Filed 2013·Granted Nov 25, 2014·0 cites·16 claims
- 0955US8686207B2Process for preparing ethylene and propyleneSADASIVAN VIJAYAKUMARI SIVAKUMAR·Filed 2012·Granted Apr 1, 2014·0 cites·10 claims
- 1051US9133077B2Process for the preparation of a lower olefin productSHELL OIL CO·Filed 2012·Granted Sep 15, 2015·0 cites·9 claims
- 1150US9902660B2Processes for the preparation of an olefinic productSHELL OIL CO·Filed 2013·Granted Feb 27, 2018·0 cites·9 claims
- 1250US2014187834A1Process for extracting c4+ olefins and a process for converting oxygenates to olefinsSHELL OIL CO·Filed 2013·Application pending·0 cites
- 1348US9221726B2Integrated process for the preparation of an aromatic productSHELL OIL CO·Filed 2012·Granted Dec 29, 2015·0 cites·15 claims
- 1448US8742188B2Process for preparing ethylene and/or propylene and an iso-olefin-depleted olefinic productCHEWTER LESLIE ANDREW·Filed 2012·Granted Jun 3, 2014·0 cites·16 claims
- 1548US2016257626A1Process for converting oxygenates to olefinsSHELL OIL CO·Filed 2014·Application pending·0 cites
- 1648US2016251277A1A process for converting oxygenates to olefinsSHELL OIL CO·Filed 2014·Application pending·0 cites
- 1748US2016257625A1Process for converting oxygenates to olefinsSHELL OIL CO·Filed 2014·Application pending·0 cites
- 1847US2014187833A1Integrated process for the preparation of olefinsSHELL OIL CO·Filed 2013·Application pending·0 cites
- 1946US2014187836A1Process for removing oxygenate from an olefin streamSHELL OIL CO·Filed 2013·Application pending·0 cites
- 2045US12049659B2Production of ethanol and enhanced co-products using co-products as feedstockSHELL OIL CO·Filed 2019·Granted Jul 30, 2024·0 cites·12 claims
- 2145US8785703B2Process for preparing ethylene and propyleneSADASIVAN VIJAYAKUMARI SIVAKUMAR·Filed 2012·Granted Jul 22, 2014·0 cites·14 claims
- 2244US2013165712A1Integrated process for the preparation of a lower olefin productSHELL OIL CO·Filed 2012·Application pending·0 cites
- 2344US2013165725A1Process for the preparation of an aromatic productSHELL OIL CO·Filed 2012·Application pending·0 cites
- 2443US2015148574A1Process for the preparation of an olefin productSHELL INT RESEARCH·Filed 2012·Application pending·0 cites
- 2543US2013066032A1Process for preparing ethylene and/or propyleneCHEWTER LESLIE ANDREW·Filed 2012·Application pending·0 cites
- 2643US2014357919A1Process for the oxidative regeneration of a deactivated catalyst and an apparatus thereforSHELL INT RESEARCH·Filed 2012·Application pending·0 cites
- 2742US9834488B2Processes for the preparation of an olefinic productSHELL OIL CO·Filed 2013·Granted Dec 5, 2017·0 cites·10 claims
- 2842US2013245221A1Process for preparing ethylene and propyleneCHEWTER LESLIE ANDREW·Filed 2012·Application pending·0 cites
- 2941US2015307411A1Process for preparing ethylene and/or propyleneSHELL INT RESEARCH·Filed 2012·Application pending·0 cites
- 3040US2013237714A1Process for preparing ethylene and/or propylene and an iso-olefin-depleted c4 olefinic productSADASIVAN VIJAYAKUMARI SIVAKUMAR·Filed 2012·Application pending·0 cites
- 3135US2017106327A1Process for recovering methane from a gas stream comprising methane and ethyleneSHELL OIL CO·Filed 2015·Application pending·0 cites
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →