Inventor · Grand Rapids, MI, US

Charles E. Sparks

4Patents
4h-index
9Co-inventors
47Inventor score

Filing activity: Jan 21, 1977 → May 31, 2007

Most-cited inventions

PatentTitleAreaCited byStatus
US5761297A Interconnection mechanism for a tiltable telephone display unit Electricity 20 Expired
US4069727A Separation of label tape into labels Emerging Cross-Sectional Technologies 17 Expired
US5206086A Particle-stabilized epitopes for standardization and control of immunoassays Emerging Cross-Sectional Technologies 6 Expired
US8979753B2 Identifying risk of a medical event Emerging Cross-Sectional Technologies 5 Active

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