Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
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Stephen Holden — 2 Patents

Amazon: 1 patents #10,717 of 19,158Top 60%
SSSafety-Kleen Systems: 1 patents #47 of 56Top 85%
Overall (All Time): #1,709,992 of 4,157,543Top 45%
2 Patents All Time
Stephen Holden has been granted 2 US patents while listed as an inventor at Amazon. The first was granted in 1987 and the most recent in June 2021. Stephen Holden ranks #1,709,992 of 4,157,543 US inventors in our database (top 41.1%). Patent records list Stephen Holden in Telford, CA, GB.

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDateApprox Value ⓘ
11048311 Power system for multi-input devices with shared reserve power Paul Andrew Churnock, Nigel McGee, Ryan Parfait, Colin Whittaker 2021-06-29 $321,192,000
4637413 Degreasing apparatus Michael R. Llewellyn 1987-01-20 $4,489,000