Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
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Robert B. Verrall — 1 Patent

AMAmp: 1 patents #1,129 of 1,383Top 85%
Barnstaple, GB: #9 of 24 inventorsTop 40%
Overall (All Time): #2,406,284 of 4,157,543Top 60%
1 Patents All Time
Robert B. Verrall has been granted 1 US patent while listed as an inventor at Amp. All of these patents were granted in 1990. Robert B. Verrall ranks #2,406,284 of 4,157,543 US inventors in our database (top 57.9%). Patent records list Robert B. Verrall in Barnstaple, GB.

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDateApprox Value ⓘ
4951369 Wire processing apparatus 1990-08-28 $1,390,000