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

William C. Combs — 1 Patent

PQPq: 1 patents #47 of 111Top 45%
Exton, PA: #238 of 370 inventorsTop 65%
Pennsylvania: #43,533 of 74,527 inventorsTop 60%
Overall (All Time): #2,406,284 of 4,157,543Top 60%
1 Patents All Time
William C. Combs has been granted 1 US patent while listed as an inventor at Pq. All of these patents were granted in 1998. William C. Combs ranks #2,406,284 of 4,157,543 US inventors in our database (top 57.9%). Patent records list William C. Combs in Exton, PA, US.

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
5785940 Silicate reactor with submerged burners J. Randol Carroll, William E. Breitenbach 1998-07-28