Inventor · disambiguated record
William C. Ehrhardt
Also filed as: EHRHARDT WILLIAM C
3 granted patents·253 citations·filing 1995–1999
77Inventor score
Files withBETZDEARBORN INC3
Top patents by PatentIndex Score
3 records- 0191US6585933B1Method and composition for inhibiting corrosion in aqueous systemsBETZDEARBORN INC·Filed 1999·Granted Jul 1, 2003·198 cites·162 claims
- 0278US5871691AInhibition of corrosion in aqueous systemsBETZDEARBORN INC·Filed 1995·Granted Feb 16, 1999·20 cites·15 claims
- 0378US5866042AMethods and compositions for inhibiting corrosionBETZDEARBORN INC·Filed 1997·Granted Feb 2, 1999·35 cites·30 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →