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

William A. Pratt — 2 Patents

AMD: 2 patents #5,170 of 9,280Top 60%
Butler, PA: #134 of 347 inventorsTop 40%
Pennsylvania: #30,766 of 74,527 inventorsTop 45%
Overall (All Time): #1,709,992 of 4,157,543Top 45%
2 Patents All Time
William A. Pratt has been granted 2 US patents while listed as an inventor at AMD. All of these patents were granted in 2003. William A. Pratt ranks #1,709,992 of 4,157,543 US inventors in our database (top 41.1%). Patent records list William A. Pratt in Butler, PA, US.

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
6623569 Duplex stainless steels David S. Bergstrom, John J. Dunn, John F. Grubb 2003-09-23
6551420 Duplex stainless steel David S. Bergstrom, John J. Dunn, John F. Grubb 2003-04-22