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USPTO Patent Rankings Data through Dec 31, 2025
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William B. Culler — 2 Patents

POPortec: 2 patents #7 of 52Top 15%
Norcross, GA: #281 of 638 inventorsTop 45%
Georgia: #13,801 of 35,610 inventorsTop 40%
Overall (All Time): #1,709,992 of 4,157,543Top 45%
2 Patents All Time
William B. Culler has been granted 2 US patents while listed as an inventor at Portec. All of these patents were granted in 1984. William B. Culler ranks #1,709,992 of 4,157,543 US inventors in our database (top 41.1%). Patent records list William B. Culler in Norcross, GA, US.

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDateApprox Value ⓘ
4454823 Bulk freight rail car with metallized interior surfaces David A. Stoller, Sr., Paul Wiesner 1984-06-19 $375,000
4444123 Curved roof hooper car Ryan M. Smith, David A. Stoller, Sr., Paul Wiesner 1984-04-24 $376,000