Inventor · disambiguated record
Charles A. Lumsden
Also filed as: LUMSDEN CHARLES A · LUMSDEN CHARLES ARTHUR
7 granted patents·2 pending applications·28 citations·filing 2002–2020
79Inventor score
Top patents by PatentIndex Score
9 records- 0176US6866689B2Aqueous borohydride compositionsMONTGOMERY CHEMICALS LLC·Filed 2002·Granted Mar 15, 2005·19 cites·6 claims
- 0275US10927022B2Process for treating mine drainageMONTGOMERY CHEMICALS LLC·Filed 2019·Granted Feb 23, 2021·1 cites·18 claims
- 0375US8662171B2Method and composition for oil enhanced recoveryLUMSDEN CHARLES A·Filed 2011·Granted Mar 4, 2014·4 cites·19 claims
- 0470US10927021B2Process for producing zero-valent iron nanoparticles and treating acid mine drainageMONTGOMERY CHEMICALS LLC·Filed 2018·Granted Feb 23, 2021·1 cites·18 claims
- 0568US8133288B2Aqueous borohydride compositionsLUMSDEN CHARLES ARTHUR·Filed 2009·Granted Mar 13, 2012·3 cites·4 claims
- 0652US11370683B2Process for producing zero-valent iron nanoparticles and treating acid mine drainageMONTGOMERY CHEMICALS LLC·Filed 2020·Granted Jun 28, 2022·0 cites·17 claims
- 0747US2005178048A1Aqueous borohydride compositionsFiled 2005·Application pending·0 cites
- 0844US2018111856A1Process for Treating Acid Mine DrainageMONTGOMERY CHEMICALS LLC·Filed 2017·Application pending·0 cites
- 0940US10233383B2Method and compositions for enhanced oil recoveryLUMSDEN CHARLES A·Filed 2012·Granted Mar 19, 2019·0 cites·14 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →