Inventor · disambiguated record
James R. Spence
Also filed as: SPENCE JAMES R
4 granted patents·43 citations·filing 1978–1997
73Inventor score
Top patents by PatentIndex Score
4 records- 0183US4252542AAnti-static additivesSTANDARD OIL CO INDIANA·Filed 1978·Granted Feb 24, 1981·16 cites·12 claims
- 0264US6613721B1Colloidal suspensions for use as a lubricant or additiveTIMKEN CO·Filed 1997·Granted Sep 2, 2003·25 cites·10 claims
- 0327US4302216AAnti-static additivesSTANDARD OIL CO INDIANA·Filed 1980·Granted Nov 24, 1981·2 cites·5 claims
- 0425US4298353AAnti-static additivesSTANDARD OIL CO INDIANA·Filed 1980·Granted Nov 3, 1981·0 cites·11 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →