Inventor · Lake Villa, IL, US

David D. Cunningham

15Patents
14h-index
29Co-inventors
74Inventor score

Filing activity: Dec 31, 1991 → Sep 13, 2002

Most-cited inventions

PatentTitleAreaCited byStatus
US6306104A Method and apparatus for obtaining blood for diagnostic tests Human Necessities 985 Expired
US6093156A Method and apparatus for obtaining blood for diagnostic tests Human Necessities 786 Expired
US6027459A Method and apparatus for obtaining blood for diagnostic tests Human Necessities 726 Expired
US6837858B2 Method and apparatus for obtaining blood for diagnostic tests Human Necessities 588 Expired
US6206841A Method and apparatus for obtaining blood for diagnostic tests Human Necessities 557 Expired
US6071251A Method and apparatus for obtaining blood for diagnostic tests Human Necessities 549 Expired
US6071249A Method and apparatus for obtaining blood for diagnostic tests Human Necessities 498 Expired
US5310469A Biosensor with a membrane containing biologically active material Emerging Cross-Sectional Technologies 444 Expired
US5326449A Composite membrane Emerging Cross-Sectional Technologies 393 Expired
US6063039A Method and apparatus for obtaining blood for diagnostic tests Human Necessities 381 Expired
US6283926A Method and apparatus for obtaining blood for diagnostic tests Human Necessities 368 Expired
US6155992A Method and apparatus for obtaining interstitial fluid for diagnostic tests Human Necessities 308 Expired
US6786874B2 Apparatus and method for the collection of interstitial fluids Human Necessities 166 Expired
US6468229B1 Apparatus and method for the collection of interstitial fluids Human Necessities 16 Expired
US5283186A Preparation of a compressed membrane containing immobilized biologically acting material Emerging Cross-Sectional Technologies 2 Expired

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