Inventor · Arlington Heights, IL, US

Terry N. Layton

19Patents
12h-index
12Co-inventors
75Inventor score

Filing activity: Jun 8, 1977 → Oct 14, 1998

Most-cited inventions

PatentTitleAreaCited byStatus
US4219026A Bladder hemostatic catheter Human Necessities 63 Expired
US4728324A Urine meter valve with tamper indicator Human Necessities 45 Expired
US4217911A Cystometry system Human Necessities 43 Expired
US4131016A Peak flow measuring device Human Necessities 42 Expired
US4301812A Midstream sampling device Human Necessities 28 Expired
US4301811A Cystometry system Human Necessities 28 Expired
US4238448A Discharge measuring device Physics 27 Expired
US4241017A Device for measuring a urine discharge Physics 25 Expired
US5476429A Treadmill for use with a wheelchair Emerging Cross-Sectional Technologies 20 Expired
US6045530A Adjustable angle catheter Human Necessities 17 Expired
US4209023A Tissue pressure measuring device Human Necessities 16 Expired
US4512770A Liquid drainage system with anti-reflux valve Emerging Cross-Sectional Technologies 13 Expired
US4187722A Device for measuring the velocity of a urine discharge Physics 12 Expired
US4100802A Liquid measuring device Physics 9 Expired
US4205690A Catheterization device Human Necessities 9 Expired
US4384485A Device for indicating liquid level Human Necessities 6 Expired
US4804376A Annular reflux indicator for a urine collection bag Human Necessities 6 Expired
USD264248S Midstream collection device General 3 Expired
USD262910S Midstream collection housing General 1 Expired

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