Patent assignee · US · COMPANY

Creative Tool Company

9Patents
0Active
9Granted
26Portfolio score

Filing activity: May 11, 1977 → Mar 12, 1982

Most-cited patents

PatentTitleAreaCited byStatus
US4109518A Engine monitoring apparatus Mechanical Engineering; Lighting; Heating 34 Expired
US4292841A Compression rate analyzer Physics 18 Expired
US4227402A Combustion monitoring system for fuel injected engines Mechanical Engineering; Lighting; Heating 13 Expired
US4266427A Combustion timing method and apparatus with direct TDC detection Physics 10 Expired
US4185494A Diagnostic system for fuel injected engines Mechanical Engineering; Lighting; Heating 9 Expired
US4423624A Diesel timing light Mechanical Engineering; Lighting; Heating 7 Expired
US4441360A Engine timing instrument Mechanical Engineering; Lighting; Heating 7 Expired
US4227403A Cylinder pressure monitoring system Physics 6 Expired
US4295364A Transducer device for monitoring of fuel injection Physics 5 Expired

Source: USPTO / EPO open patent data. Counts and citation impact are objective bibliographic measures.