Inventor · Simpsonville, SC, US

David Leach

22Patents
10h-index
46Co-inventors
75Inventor score

Filing activity: Jan 14, 1993 → Nov 14, 2023

Most-cited inventions

PatentTitleAreaCited byStatus
US6431555B1 Leaf seal for inner and outer casings of a turbine Mechanical Engineering; Lighting; Heating 30 Expired
US6422807B1 Turbine inner shell heating and cooling flow circuit Mechanical Engineering; Lighting; Heating 26 Expired
US6477843B2 Ventilation for an enclosure of a gas turbine and related method Emerging Cross-Sectional Technologies 20 Expired
US6171534A Method of making a speaker cone and surround assembly Electricity 19 Expired
US6457936B1 Inner shell radial pin geometry and mounting arrangement Mechanical Engineering; Lighting; Heating 18 Expired
US7293953B2 Integrated turbine sealing air and active clearance control system and method Emerging Cross-Sectional Technologies 15 Expired
US6357221B1 Ventilation for an enclosure of a gas turbine and related method Emerging Cross-Sectional Technologies 13 Expired
US8677761B2 Systems and methods for engine turn down by controlling extraction air flows Mechanical Engineering; Lighting; Heating 12 Active
US6839979B1 Top mounted turbine casing alignment tool with multi-axis maneuverability Emerging Cross-Sectional Technologies 10 Expired
US6827350B2 Hybrid honeycomb and brush seal for steam gland Mechanical Engineering; Lighting; Heating 10 Expired
US9771869B2 Nozzle system and method for starting and operating gas turbines on lowBtu fuels Mechanical Engineering; Lighting; Heating 9 Active
US9255484B2 Aft frame and method for cooling aft frame Mechanical Engineering; Lighting; Heating 7 Active
US6470689B2 Ventilation for an enclosure of a gas turbine and related method Emerging Cross-Sectional Technologies 6 Expired
US8432440B2 System and method for adjusting engine parameters based on flame visualization Emerging Cross-Sectional Technologies 4 Active
US9360221B2 Gas turbine burner Mechanical Engineering; Lighting; Heating 2 Active
US9441835B2 System and method for fuel and steam injection within a combustor Mechanical Engineering; Lighting; Heating 1 Active
US12098683B2 Dispatch advisor for operating power plant with flexibility Emerging Cross-Sectional Technologies 0 Active
US11893525B2 Dispatch advisor to assist in selecting operating conditions of power plant that maximizes operational revenue Emerging Cross-Sectional Technologies 0 Active
US11203986B1 Systems and methods for extended emissions compliant operation of a gas turbine engine Emerging Cross-Sectional Technologies 0 Active
US12271846B2 Dispatch advisor to assist in selecting operating conditions of power plant that maximizes operational revenue Emerging Cross-Sectional Technologies 0 Active
US9303564B2 Combustor can temperature control system Mechanical Engineering; Lighting; Heating 0 Active
US12158114B2 Dispatch advisor for operating power plant with flexibility Emerging Cross-Sectional Technologies 0 Active

Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.