Inventor · disambiguated record
John H. Smythe
Also filed as: SMYTHE JOHN H · SMYTHE JOHN HENRY
3 granted patents·1 pending application·26 citations·filing 1996–2014
65Inventor score
Top patents by PatentIndex Score
4 records- 0151US5965498ATwo-cycle synthetic lubricating oilEXXON CHEMICAL PATENTS INC·Filed 1996·Granted Oct 12, 1999·16 cites·13 claims
- 0248US10167440B2Marine engine lubricationINFINEUM INT LTD·Filed 2014·Granted Jan 1, 2019·0 cites·6 claims
- 0348US2014287970A1Marine engine lubricationINFINEUM INT LTD·Filed 2014·Application pending·0 cites
- 0444US6610634B1Two-cycle lubricating oilEXXON CHEMICAL PATENTS INC·Filed 1997·Granted Aug 26, 2003·10 cites·2 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →