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Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
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Humphrey G. Bowden — 2 Patents

SCScripto: 1 patents #2 of 14Top 15%
WLWilkinson Sword Limited: 1 patents #26 of 52Top 50%
Teddington, GB: #42 of 155 inventorsTop 30%
Overall (All Time): #1,709,992 of 4,157,543Top 45%
2 Patents All Time
Humphrey G. Bowden has been granted 2 US patents while listed as an inventor at Scripto. The first was granted in 1980 and the most recent in March 1981. Humphrey G. Bowden ranks #1,709,992 of 4,157,543 US inventors in our database (top 41.1%). Patent records list Humphrey G. Bowden in Teddington, GB.

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDateApprox Value ⓘ
4259126 Method of making razor blade strip from austenitic steel William L. Cole, Geoffrey Stott 1981-03-31
4221493 Pen nibs William L. Cole, Valerie A. Buckle 1980-09-09 $182,000