Inventor · Clarkston, MI, US

Edwin A. Johnson

11Patents
10h-index
8Co-inventors
61Inventor score

Filing activity: Feb 27, 1978 → Oct 8, 1996

Most-cited inventions

PatentTitleAreaCited byStatus
US4255789A Microprocessor-based electronic engine control system Emerging Cross-Sectional Technologies 127 Expired
US4244023A Microprocessor-based engine control system with acceleration enrichment control Emerging Cross-Sectional Technologies 26 Expired
US4375668A Timing optimization control Emerging Cross-Sectional Technologies 23 Expired
US5401223A Method and device for controlling critical switch failure and neutral conditions at high and low vehicle speeds Emerging Cross-Sectional Technologies 22 Expired
US4535406A Fuel distribution control for an internal combustion engine Emerging Cross-Sectional Technologies 18 Expired
US4418669A Fuel distribution control system for an internal combustion engine Mechanical Engineering; Lighting; Heating 18 Expired
US5137000A Device and method for decreasing delays in fuel injected internal combustion engines Emerging Cross-Sectional Technologies 18 Expired
US4475511A Fuel distribution control system for an internal combustion engine Mechanical Engineering; Lighting; Heating 13 Expired
US4476833A Phase angle modification of the torque amplitude for fuel distribution control systems Mechanical Engineering; Lighting; Heating 10 Expired
USRE36186E Method and device for controlling critical switch failure and neutral conditions at high and low vehicle speeds General 10 Expired
US4520449A Phase angle detector Mechanical Engineering; Lighting; Heating 6 Expired

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