Inventor · disambiguated record
Darwin R. Carrell
Also filed as: CARRELL DARWIN · CARRELL DARWIN R
5 granted patents·76 citations·filing 1994–2002
81Inventor score
Files withCATERPILLAR INC5
Top patents by PatentIndex Score
5 records- 0175US6216528B1Method and apparatus for determining a viscosity of an actuating fluidCATERPILLAR INC·Filed 1998·Granted Apr 17, 2001·31 cites·21 claims
- 0265US5605289AFuel injector with spring-biased control valveCATERPILLAR INC·Filed 1994·Granted Feb 25, 1997·26 cites·16 claims
- 0362US6508107B2Method and apparatus for determining an oil grade of an actuating fluidCATERPILLAR INC·Filed 2002·Granted Jan 21, 2003·8 cites·6 claims
- 0433US6237572B1Apparatus and method for determining start of injection of a fuel injectorCATERPILLAR INC·Filed 1998·Granted May 29, 2001·8 cites·3 claims
- 0532US6415652B1Method and apparatus for determining an oil grade of an actuating fluidCATERPILLAR INC·Filed 1999·Granted Jul 9, 2002·3 cites·14 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →