Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
DM

David Morris — 1 Patent

ESEnvironmental Test Systems: 1 patents #9 of 21Top 45%
Granger, IN: #281 of 433 inventorsTop 65%
Indiana: #19,553 of 33,936 inventorsTop 60%
Overall (All Time): #2,406,284 of 4,157,543Top 60%
1 Patents All Time
David Morris has been granted 1 US patent while listed as an inventor at Environmental Test Systems. All of these patents were granted in 2003. David Morris ranks #2,406,284 of 4,157,543 US inventors in our database (top 57.9%). Patent records list David Morris in Granger, IN, US.

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
6638480 High sensitivity test system for the colorimetric determination of specific gravity or total dissolved solids in aqueous samples Iouri Evtodienko, Eugenia Makowski 2003-10-28