Inventor · disambiguated record
David Marshall Porterfield
Also filed as: PORTERFIELD DAVID MARSHALL
2 granted patents·19 citations·filing 2007–2014
53Inventor score
Top patents by PatentIndex Score
2 records- 0192US10319537B2Modified graphitic electrodes for electrochemical energy storage enhancementPURDUE RESEARCH FOUNDATION·Filed 2014·Granted Jun 11, 2019·19 cites·8 claims
- 0245US8216644B2Controlling wood staining and color during post-harvest processingPORTERFIELD DAVID MARSHALL·Filed 2007·Granted Jul 10, 2012·0 cites·30 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →