Inventor · San Diego, CA, US

James C. Napier

18Patents
7h-index
25Co-inventors
66Inventor score

Filing activity: Oct 13, 1982 → Jun 3, 2015

Most-cited inventions

PatentTitleAreaCited byStatus
US7578369B2 Mixed-flow exhaust silencer assembly Emerging Cross-Sectional Technologies 30 Active
US5472315A Abradable coating in a gas turbine engine Emerging Cross-Sectional Technologies 29 Expired
US5140819A Turbine inlet silencer Mechanical Engineering; Lighting; Heating 28 Expired
US5491308A Turbine inlet silencer Mechanical Engineering; Lighting; Heating 18 Expired
US4600414A Apparatus for removing contaminants from heated gases Performing Operations; Transporting 15 Expired
US6957569B1 Detection of oil in turbine engine bleed air Physics 10 Expired
US5097656A Dual purpose apparatus for turbine engine exhaust noise and anti-surge air noise reduction Emerging Cross-Sectional Technologies 10 Expired
US8167540B2 System for reducing compressor noise Emerging Cross-Sectional Technologies 7 Active
US4568365A Methods of removing contaminants from heated gases Performing Operations; Transporting 6 Expired
US8839625B2 Gas turbine engine diffuser having air flow channels with varying widths Mechanical Engineering; Lighting; Heating 6 Active
US8733694B2 Arrangement for maintaining flow to an air inlet of an auxiliary power unit assembly Mechanical Engineering; Lighting; Heating 6 Active
US9194293B2 Air inlet noise attenuation assembly Mechanical Engineering; Lighting; Heating 3 Active
US8113767B2 Auxiliary power unit inlet duct with acoustic silencing Electricity 3 Active
US9540114B2 APU exhaust system Emerging Cross-Sectional Technologies 2 Active
US8596568B2 Exhaust silencer with baffles Mechanical Engineering; Lighting; Heating 2 Active
US8371521B2 Low noise exhaust ducting system Mechanical Engineering; Lighting; Heating 2 Active
US9540949B2 Turbine hub retainer Mechanical Engineering; Lighting; Heating 1 Active
US9630723B2 Acoustically diffusive auxilary power unit inlet doors Performing Operations; Transporting 0 Active

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