Inventor · Chapel Hill, NC, US

David Leith

8Patents
4h-index
15Co-inventors
54Inventor score

Filing activity: Mar 23, 1993 → Dec 18, 2020

Most-cited inventions

PatentTitleAreaCited byStatus
US5415162A Multi-dose dry powder inhalation device Human Necessities 144 Expired
US5304125A Apparatus for administering solid particulate aerosols to the lungs Human Necessities 41 Expired
US6321608A Passive aerosol sampler and methods Electricity 7 Expired
US10488305B2 Portable air sampling device Physics 7 Active
US11360002B2 Portable air sampling device Physics 1 Active
US11474005B2 Sampling device for exposure measurement of particles and gases Physics 0 Active
US12053164B2 Respirable and thoracic sampling inlet assemblies Physics 0 Active
US9482620B2 Portable particle spectrometer Physics 0 Active

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