Inventor · Chicago, IL, US

William de Ojeda

14Patents
6h-index
10Co-inventors
59Inventor score

Filing activity: Sep 9, 1998 → Jan 19, 2012

Most-cited inventions

PatentTitleAreaCited byStatus
US6263842A Hydraulically-assisted engine valve actuator Mechanical Engineering; Lighting; Heating 33 Expired
US6763790B2 Poppet valve actuator Mechanical Engineering; Lighting; Heating 17 Expired
US6044815A Hydraulically-assisted engine valve actuator Mechanical Engineering; Lighting; Heating 13 Expired
US7184877B1 Model-based controller for auto-ignition optimization in a diesel engine Mechanical Engineering; Lighting; Heating 13 Expired
US6338320B1 Hydraulically-assisted engine valve actuator Mechanical Engineering; Lighting; Heating 9 Expired
US7168396B1 Variable compression ratio strategy for improving combustion processes in alternative combustion compression ignition engines Emerging Cross-Sectional Technologies 9 Expired
US7013212B1 Air management strategy for auto-ignition in a compression ignition engine Emerging Cross-Sectional Technologies 5 Expired
US6786186B2 Unit trigger actuator Mechanical Engineering; Lighting; Heating 4 Expired
US7004123B2 Unit trigger actuator Mechanical Engineering; Lighting; Heating 2 Expired
US6681743B2 Pressure control valve with flow recovery Mechanical Engineering; Lighting; Heating 1 Expired
US8069828B2 Intake valve closing hydraulic adjuster Mechanical Engineering; Lighting; Heating 1 Active
US9670851B2 System and method of controlling combustion in an engine having an in-cylinder pressure sensor Mechanical Engineering; Lighting; Heating 0 Active
US9322339B2 Internal combustion engine operating on different reactivity fuels Emerging Cross-Sectional Technologies 0 Active
US9599042B2 Start of injection timing Emerging Cross-Sectional Technologies 0 Active

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