Inventor · disambiguated record
David J. Northrup
Also filed as: NORTHRUP DAVID J · NORTHRUP II DAVID J
0 granted patents·3 pending applications·0 citations·filing 2014–2019
Top patents by PatentIndex Score
3 records- 0162US2019185733A1Clay inhibitors for drilling, fracturing, and other proceduresINGEVITY SOUTH CAROLINA LLC·Filed 2019·Application pending·0 cites
- 0257US2016137901A1Clay inhibitors for drilling, fracturing, and other proceduresMEADWESTVACO CORP·Filed 2014·Application pending·0 cites
- 0338US2014356526A1Composition and method for roads, parking lots, and driving surfacesINVIA PAVEMENT TECHNOLOGIES LLC·Filed 2014·Application pending·0 cites
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →