Inventor · disambiguated record
D. Marshall Porterfield
Also filed as: PORTERFIELD D JAMES · PORTERFIELD D MARSHALL
2 granted patents·2 pending applications·2 citations·filing 2000–2012
36Inventor score
Top patents by PatentIndex Score
4 records- 0164US8715981B2Electrochemical biosensorCLAUSSEN JONATHAN CLAY·Filed 2010·Granted May 6, 2014·2 cites·30 claims
- 0240US8882977B2Microbiosensors based on DNA modified single-walled carbon nanotube and PT black nanocompositesPORTERFIELD D MARSHALL·Filed 2012·Granted Nov 11, 2014·0 cites·20 claims
- 0334US2009305888A1Materials and Methods for Providing Oxygen to Improve Seed Germination and Plant GrowthLI YUNCONG·Filed 2007·Application pending·0 cites
- 0427US2002065013A1Nonwoven material and method of manufacture thereforFiled 2000·Application pending·0 cites
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →