Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
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Sylvia C. Hall — 1 Patent

AMAmeron: 1 patents #22 of 42Top 55%
Bell, CA: #6 of 19 inventorsTop 35%
California: #249,524 of 386,348 inventorsTop 65%
Overall (All Time): #2,406,284 of 4,157,543Top 60%
1 Patents All Time
Sylvia C. Hall has been granted 1 US patent while listed as an inventor at Ameron. All of these patents were granted in 1996. Sylvia C. Hall ranks #2,406,284 of 4,157,543 US inventors in our database (top 57.9%). Patent records list Sylvia C. Hall in Bell, CA, US.

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDateApprox Value ⓘ
5529668 Detection of potential for corrosion of steel reinforced composite pipe 1996-06-25 $575,000