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USPTO Patent Rankings Data through Dec 31, 2025
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Chirong Chen — 1 Patent

UNUnknown: 1 patents #29,356 of 83,584Top 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
Chirong Chen has been granted 1 US patent while listed as an inventor at Unknown. All of these patents were granted in 2025. Chirong Chen ranks #2,406,284 of 4,157,543 US inventors in our database (top 57.9%). Patent records list Chirong Chen in Beijing, CN.

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
12245002 Fitting method and apparatus for hearing earphone Yantao Li 2025-03-04

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