Inventor · disambiguated record

Patricia T. Sparrell

Also filed as: SPARRELL PATRICIA T

2 granted patents·4 citations·filing 1980–1980

47Inventor score

Technology areasC23F Y10S

Files withBETZ LABORATORIES2

Top patents by PatentIndex Score

2 records

0124US4297317ALow level chromate-based corrosion inhibition in aqueous mediumsBETZ LABORATORIES·Filed 1980·Granted Oct 27, 1981·2 cites·20 claims
0223US4329250ALow level chromate-based corrosion inhibition in aqueous mediumsBETZ LABORATORIES·Filed 1980·Granted May 11, 1982·2 cites·13 claims

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Patricia T. Sparrell — Patent Inventor | PatentIndex