Inventor · disambiguated record
Douglas J. Grimes
Also filed as: GRIMES DOUGLAS J · GRIMES DOUGLAS JOHN
4 granted patents·428 citations·filing 1991–1995
84Inventor score
Files withHENKEL KGAA4
Top patents by PatentIndex Score
4 records- 0195US5252554ADrilling fluids and muds containing selected ester oilsHENKEL KGAA·Filed 1992·Granted Oct 12, 1993·157 cites·38 claims
- 0293US5232910AUse of selected ester oils in drilling fluids and mudsHENKEL KGAA·Filed 1991·Granted Aug 3, 1993·126 cites·41 claims
- 0390USRE36066EUse of selected ester oils in drilling fluids and mudsHENKEL KGAA·Filed 1995·Granted Jan 26, 1999·101 cites·21 claims
- 0480US5755892AWaste disposal of contaminated drill cuttings from geological drilling using drilling fluid systems containing mineral oilHENKEL KGAA·Filed 1993·Granted May 26, 1998·44 cites·13 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →