Inventor · Muskegon, MI, US

Steven Mark Hayden

13Patents
5h-index
3Co-inventors
59Inventor score

Filing activity: Nov 9, 1987 → Mar 9, 2022

Most-cited inventions

PatentTitleAreaCited byStatus
US6267728A Method for evaluating atherosclerosis and its affect on the elasticity of arterial walls Human Necessities 28 Expired
US4820260A Method and apparatus for extravascular treatment of red blood cells Human Necessities 21 Expired
US5049400A Apparatus and method for treatment of various liquid or slurry by ultrasonification in conjunction with heat and pressure Human Necessities 17 Expired
US5026564A Apparatus and method for treatment of various liquid or slurry by ultrasonification in conjuction with heat and pressure Human Necessities 15 Expired
US5837303A Method for killing microorganisms in liquids Human Necessities 12 Expired
US11484127B2 Chair assemblies, table assemblies, modular components for use within chair assemblies and table assemblies, and parts for use within the modular components Human Necessities 2 Active
US10722032B2 Chair assemblies, modular components for use within chair assemblies, and parts for use within the modular components Human Necessities 2 Active
US10776610B2 System for monitoring facial presentation of users Physics 1 Active
US11297948B2 Chair assemblies, table assemblies, modular components for use within chair assembies and table assemblies, and parts for use within the modular components Human Necessities 1 Active
US11877623B2 System of grounded shoes and grounded floors Human Necessities 0 Active
US12042535B2 Methods to prepare nasopharyngeal and oral material for oral inoculation of COVID-19 Chemistry; Metallurgy 0 Active
US12150551B2 Powered chairs for public venues, assemblies for use in powered chairs, and components for use in assemblies for use in powered chairs Human Necessities 0 Active
US10539096B2 System for converting slow burning fuels that contain ash into energy Emerging Cross-Sectional Technologies 0 Active

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