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

Ernest R. Smith — 1 Patent

UNUnknown: 2 patents #12,644 of 83,584Top 20%
Leland, MS: #19 of 31 inventorsTop 65%
Mississippi: #1,951 of 4,257 inventorsTop 50%
Overall (All Time): #2,406,284 of 4,157,543Top 60%
1 Patents All Time
Ernest R. Smith has been granted 1 US patent while listed as an inventor at Unknown. All of these patents were granted in 1990. Ernest R. Smith ranks #2,406,284 of 4,157,543 US inventors in our database (top 57.9%). Patent records list Ernest R. Smith in Leland, MS, US.

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
4925553 Pressurized oil filter/carbon separator 1990-05-15