Inventor · disambiguated record
Richard D. Bertram
Also filed as: BERTRAM RICHARD D
6 granted patents·2 pending applications·8 citations·filing 2008–2014
70Inventor score
Top patents by PatentIndex Score
8 records- 0181US8012918B2DetergentINFINEUM INT LTD·Filed 2008·Granted Sep 6, 2011·6 cites·11 claims
- 0266US8404627B2Detergent comprising C10 to C40 hydrocarbyl substituted hydroxybenzoates for reducing asphaltene precipitationBERTRAM RICHARD D·Filed 2009·Granted Mar 26, 2013·2 cites·24 claims
- 0353US9023775B2Lubricating oil compositionBERTRAM RICHARD D·Filed 2008·Granted May 5, 2015·0 cites·2 claims
- 0449US8399392B2Method of reducing asphaltene precipitation in an engine utilizing a C22 hydrocarbyl salicylateBERTRAM RICHARD D·Filed 2009·Granted Mar 19, 2013·0 cites·27 claims
- 0544US10829709B2Viscosity index improver concentrates for lubricating oil compositionsINFINEUM INT LTD·Filed 2014·Granted Nov 10, 2020·0 cites·6 claims
- 0643US8703676B2Marine engine lubricationBERTRAM RICHARD D·Filed 2010·Granted Apr 22, 2014·0 cites·10 claims
- 0737US2015184108A1Viscosity index improver concentrates for lubricating oil compositionsTARIBAGIL RAJIV·Filed 2014·Application pending·0 cites
- 0836US2011245120A1Lubricating Oil CompositionBERTRAM RICHARD D·Filed 2011·Application pending·0 cites
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →