DH

Derek P. Hutchison

CI Clement Clarke International: 2 patents #5 of 11Top 50%
Overall (All Time): #2,296,408 of 4,157,543Top 60%
2
Patents All Time

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
5339825 Apparatus to measure and record peak air passage pressure John McNaughton 1994-08-23
5211180 Respiratory test apparatus Basil M. Wright 1993-05-18