Inventor · disambiguated record
James Black
Also filed as: BLACK JAMES · BLACK JAMES K
2 granted patents·1 pending application·76 citations·filing 1982–2025
58Inventor score
Top patents by PatentIndex Score
3 records- 0186US4619772AMethod and material for increasing viscosity and controlling of oil well drilling and work-over fluidsBLACK JAMES K·Filed 1982·Granted Oct 28, 1986·76 cites·11 claims
- 0266US12480488B2Fluid end with extension plateGD ENERGY PRODUCTS LLC·Filed 2024·Granted Nov 25, 2025·0 cites·20 claims
- 0352US2025243859A1Fluid end with transition surface geometryGD ENERGY PRODUCTS LLC·Filed 2025·Application pending·0 cites
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →