Inventor · disambiguated record
Valérie Doyen
Also filed as: DOYEN VALERIE · DOYEN VALÉRIE
14 granted patents·4 pending applications·22 citations·filing 2007–2022
87Inventor score
Top patents by PatentIndex Score
18 records- 0186US11292983B2Compound comprising quaternary monoammonium, acidic and boron functionalities and its use as a lubricant additiveTOTAL MARKETING SERVICES·Filed 2019·Granted Apr 5, 2022·2 cites·20 claims
- 0285US10689592B2Lubricant for a two-stroke marine engineTOTAL MARKETING SERVICES·Filed 2017·Granted Jun 23, 2020·2 cites·19 claims
- 0382US11111452B2Compound comprising polyamine, acidic and boron functionalities and its use as a lubricant additiveTOTAL MARKETING SERVICES·Filed 2018·Granted Sep 7, 2021·2 cites·20 claims
- 0479US11242497B2Compound comprising pol y amine, acidic and boron functionalities and its use as a lubricant additiveTOTAL MARKETING SERVICES·Filed 2018·Granted Feb 8, 2022·2 cites·20 claims
- 0579US8980805B2Marine lubricant for fuel oil having high and low sulphur contentsDOYEN VALÉRIE·Filed 2007·Granted Mar 17, 2015·8 cites·17 claims
- 0674US9896639B2Lubricant for marine engineTOTAL MARKETING SERVICES·Filed 2014·Granted Feb 20, 2018·2 cites·18 claims
- 0771US10738261B2Use of a fatty amine for preventing and/or reducing the metal losses of the parts in an engineTOTAL MARKETING SERVICES·Filed 2016·Granted Aug 11, 2020·1 cites·10 claims
- 0871US9605568B2Cylinder lubricant for a two-stroke marine engineLANCON DENIS·Filed 2012·Granted Mar 28, 2017·2 cites·22 claims
- 0962US12043815B2Method for reducing and/or controlling abnormal gas combustion in a marine engine or a controlled-ignition engineTOTAL MARKETING SERVICES·Filed 2020·Granted Jul 23, 2024·0 cites·14 claims
- 1059US11845905B2Lubricant for a marine engineTOTALENERGIES ONETECH·Filed 2020·Granted Dec 19, 2023·0 cites·16 claims
- 1157US11987764B2Compound comprising polyamine, acidic and boron functionalities and its use as a lubricant additiveTOTALENERGIES ONETECH·Filed 2020·Granted May 21, 2024·0 cites·20 claims
- 1254US2022010232A1Compound comprising polyamine, carboxylate and boron functionalities and its use as a lubricant additiveTOTAL MARKETING SERVICES·Filed 2019·Application pending·0 cites
- 1354US2022010231A1Compound comprising amine, carboxylate and boron functionalities and its use as a lubricant additiveTOTAL MARKETING SERVICES·Filed 2019·Application pending·0 cites
- 1453US11085005B2Use of a fatty amine for reducing and/or controlling the abnormal combustion of gas in a marine engineTOTAL MARKETING SERVICES·Filed 2018·Granted Aug 10, 2021·0 cites·12 claims
- 1553US2024400932A1Spiro compound as detergent additive in lubricants for marine enginesTOTALENERGIES ONETECH·Filed 2022·Application pending·0 cites
- 1652US9493722B2Marine lubricantDOYEN VALÉRIE·Filed 2009·Granted Nov 15, 2016·1 cites·16 claims
- 1744US10557102B2Lubricant for marine enginesTOTAL MARKETING SERVICES·Filed 2015·Granted Feb 11, 2020·0 cites·13 claims
- 1844US2019177643A1Lubricant polymersTOTAL MARKETING SERVICES·Filed 2017·Application pending·0 cites
Join the waitlist — get patent alerts
Get an alert when Valérie Doyen 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 →