Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
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Hefeng Cui — 2 Patents

Amazon: 2 patents #7,232 of 19,158Top 40%
Mukilteo, WA: #172 of 399 inventorsTop 45%
Washington: #35,700 of 76,902 inventorsTop 50%
Overall (All Time): #1,709,992 of 4,157,543Top 45%
2 Patents All Time
Hefeng Cui has been granted 2 US patents while listed as an inventor at Amazon. The first was granted in 2022 and the most recent in November 2023. Hefeng Cui ranks #1,709,992 of 4,157,543 US inventors in our database (top 41.1%). Patent records list Hefeng Cui in Mukilteo, WA, US.

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDateApprox Value ⓘ
11829575 Workflow assembly tool and workflow model Darren Jon Luvaas, Vu Nguyen, Christina Lane, Nirmala V. Sistla, Tharif Afzal +5 more 2023-11-28 $316,177,000
11435871 Workflow assembly tool and workflow model for runtime execution Darren Jon Luvaas, Vu Nguyen, Christina Lane, Nirmala V. Sistla, Tharif Afzal +5 more 2022-09-06 $277,932,000