Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
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John V. Ashforth — 1 Patent

FPFerranti Plc: 1 patents #17 of 75Top 25%
Edinburgh, GB: #724 of 1,358 inventorsTop 55%
Overall (All Time): #2,406,284 of 4,157,543Top 60%
1 Patents All Time
John V. Ashforth has been granted 1 US patent while listed as an inventor at Ferranti Plc. All of these patents were granted in 1983. John V. Ashforth ranks #2,406,284 of 4,157,543 US inventors in our database (top 57.9%). Patent records list John V. Ashforth in Edinburgh, GB.

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
4420729 Microwave phase-shifting apparatus 1983-12-13