Inventor · disambiguated record
John K. Harvell
Also filed as: HARVELL JOHN · HARVELL JOHN K · HARVELL JOHN KNIGHT
6 granted patents·2 pending applications·132 citations·filing 1983–2018
84Inventor score
Files withALLIED SIGNAL INC2HONEYWELL INT INC2ROLLS ROYCE NAM TECH INC2ROLLS ROYCE CORP1US AIR FORCE1
Top patents by PatentIndex Score
8 records- 0188US10190440B2Emergency shut-down detection system for a gas turbineROLLS ROYCE NAM TECH INC·Filed 2016·Granted Jan 29, 2019·8 cites·7 claims
- 0277US6272838B1Method and apparatus for controlling the inlet duct leading to an auxiliary power unitALLIED SIGNAL INC·Filed 1999·Granted Aug 14, 2001·80 cites·17 claims
- 0375US7245040B2System and method for controlling the frequency output of dual-spool turbogenerators under varying loadHONEYWELL INT INC·Filed 2005·Granted Jul 17, 2007·16 cites·16 claims
- 0474US9982607B2Shaft failure detection using passive control methodsROLLS ROYCE NAM TECH INC·Filed 2016·Granted May 29, 2018·2 cites·14 claims
- 0550US4555079AMultiple jet blowing around the blunt trailing edge of a circulation controlled airfoilUS AIR FORCE·Filed 1983·Granted Nov 26, 1985·13 cites·5 claims
- 0647US6256977B1Start circuit for electric starting of enginesALLIED SIGNAL INC·Filed 1999·Granted Jul 10, 2001·13 cites·10 claims
- 0739US2019360399A1System and method to promote early and differential ice sheddingROLLS ROYCE CORP·Filed 2018·Application pending·0 cites
- 0837US2010064656A1Engines and methods of operating the sameHONEYWELL INT INC·Filed 2008·Application pending·0 cites
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →