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

David Paul — 3 Patents

FEFerro: 3 patents #89 of 431Top 25%
Oakland, MO: #4 of 13 inventorsTop 35%
Missouri: #6,669 of 23,789 inventorsTop 30%
Overall (All Time): #1,328,092 of 4,157,543Top 35%
3 Patents All Time
David Paul has been granted 3 US patents while listed as an inventor at Ferro. The first was granted in 2001 and the most recent in November 2004. David Paul ranks #1,328,092 of 4,157,543 US inventors in our database (top 31.9%). Patent records list David Paul in Oakland, MO, US.

Patents per Year

Patents granted per year, 2001 to 2004Bar chart with a peak of 1 patents in 2001.peak 12001: 1 patents20012003: 1 patents20032004: 1 patents2004

Issued Patents All Time

Showing 1–3 of 3 patents

Patent #TitleCo-InventorsDateApprox Value ⓘ
6811722 Glycerin triester plasticizer Lei Zhou, George F. Schaefer, William W. Knickmeyer 2004-11-02 $5,278,000
6652774 Glycerin triester plasticizer Lei Zhou, George F. Schaefer, William W. Knickmeyer 2003-11-25 $2,417,000
6238772 Mine brattice cloth Bobby Picker, Michael J. Mittler 2001-05-29 $5,510,000