Inventor · Derby, GB

John Hoptroff

3Patents
3h-index
3Co-inventors
39Inventor score

Filing activity: Jun 9, 1997 → Mar 22, 2006

Most-cited inventions

PatentTitleAreaCited byStatus
US5888049A Gas turbine engine rotor disc with cooling fluid passage Emerging Cross-Sectional Technologies 9 Expired
US7625171B2 Cooling system for a gas turbine engine Mechanical Engineering; Lighting; Heating 6 Active
US7287961B2 Retaining arrangement Mechanical Engineering; Lighting; Heating 3 Expired

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