Inventor · Farmington Hills, MI, US

Siamak Hashemi

17Patents
9h-index
34Co-inventors
72Inventor score

Filing activity: Mar 8, 2000 → Oct 28, 2020

Most-cited inventions

PatentTitleAreaCited byStatus
US6269633A Emission control system Emerging Cross-Sectional Technologies 76 Expired
US9745905B2 Skip fire transition control Emerging Cross-Sectional Technologies 37 Active
US8924071B2 Online vehicle maintenance Physics 36 Active
US9399963B2 Misfire detection system Mechanical Engineering; Lighting; Heating 35 Active
US9790867B2 Deceleration cylinder cut-off Mechanical Engineering; Lighting; Heating 25 Active
US9581097B2 Determination of a high pressure exhaust spring in a cylinder of an internal combustion engine Mechanical Engineering; Lighting; Heating 21 Active
US7140354B1 Compressed gaseous fuel system for internal combustion engine Emerging Cross-Sectional Technologies 18 Expired
US6651623B1 Method and system for measuring air/fuel ratio in a hydrogen fueled internal combustion engine Emerging Cross-Sectional Technologies 12 Expired
US6779337B2 Hydrogen fueled spark ignition engine Emerging Cross-Sectional Technologies 12 Expired
US7059114B2 Hydrogen fueled spark ignition engine Emerging Cross-Sectional Technologies 9 Expired
US9209630B2 Active battery cell balancing methods with variable duration discharge Emerging Cross-Sectional Technologies 6 Active
US6502550B1 Gaseous fueled engine system and method Mechanical Engineering; Lighting; Heating 6 Expired
US10107211B2 Skip fire transition control Emerging Cross-Sectional Technologies 4 Active
US8894540B2 Method and apparatus for controlling engine shutdown in hybrid vehicles Emerging Cross-Sectional Technologies 4 Active
US9631595B2 Methods and systems for selective engine starting Mechanical Engineering; Lighting; Heating 1 Active
US11352966B2 Deceleration cylinder cut-off Emerging Cross-Sectional Technologies 0 Active
US10519876B2 Controller system and method for selecting a firing fraction for a skip fire controlled internal combustion engine based at least on non-drive train levels of noise, vibration and harshness Mechanical Engineering; Lighting; Heating 0 Active

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