Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
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Feifei Guo — 1 Patent

NCNcs Testing Technology Co.: 1 patents #22 of 59Top 40%
Beijing, CN: #16,408 of 27,914 inventorsTop 60%
Overall (All Time): #2,406,284 of 4,157,543Top 60%
1 Patents All Time
Feifei Guo has been granted 1 US patent while listed as an inventor at Ncs Testing Technology Co.. All of these patents were granted in 2025. Feifei Guo ranks #2,406,284 of 4,157,543 US inventors in our database (top 57.9%). Patent records list Feifei Guo in Beijing, CN.

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
12339219 Adaptive characteristic spectral line screening method and system based on atomic emission spectrum Jia Liu, Feipeng Cui, Xiaopeng Li, Ling Liu, Hongwei Shi +3 more 2025-06-24