Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
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John Starr — 2 Patents

SISinco: 2 patents #8 of 19Top 45%
Middle Haddam, CT: #5 of 7 inventorsTop 75%
Connecticut: #15,713 of 34,797 inventorsTop 50%
Overall (All Time): #1,709,992 of 4,157,543Top 45%
2 Patents All Time
John Starr has been granted 2 US patents while listed as an inventor at Sinco. The first was granted in 1991 and the most recent in December 1992. John Starr ranks #1,709,992 of 4,157,543 US inventors in our database (top 41.1%). Patent records list John Starr in Middle Haddam, CT, US.

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
5170829 Retractable pallet rack guard Charles W. Duncan, John B. Ebbesmeyer, Barry A. Cole 1992-12-15
4982813 Shock absorbing safety net 1991-01-08