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USPTO Patent Rankings Data through Dec 31, 2025
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Robert C. Flowe — 2 Patents

TMThe Mead: 2 patents #431 of 1,100Top 40%
Summerville, SC: #107 of 314 inventorsTop 35%
South Carolina: #5,837 of 15,501 inventorsTop 40%
Overall (All Time): #1,709,992 of 4,157,543Top 45%
2 Patents All Time
Robert C. Flowe has been granted 2 US patents. The first was granted in 1989 and the most recent in January 1999. Robert C. Flowe ranks #1,709,992 of 4,157,543 US inventors in our database (top 41.1%). Patent records list Robert C. Flowe in Summerville, SC, US.

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDateApprox Value ⓘ
5863858 Shaped lignocellulosic-based activated carbon James R. Miller, Robert K. Beckler, Jane Fiona Byrne, David E. Sauriol, Zhiquan Yan 1999-01-26 $6,150,000
4843015 Method for determining volatile phosphorus in carbon John R. Grubbs, Jr., Aravamuthan P. Sarathy 1989-06-27 $8,993,000