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USPTO Patent Rankings Data through Sept 30, 2025
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Partial year: Data through Q3 2025 (Sept 30). Full-year totals not yet available.
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Liuyin Cheng — 1 Patent in 2025

TITile: 1 patents #12 of 29Top 45%
San Mateo, CA: #275 of 804 inventorsTop 35%
California: #19,344 of 55,090 inventorsTop 40%
Overall (2025): #305,944 of 469,880Top 70%
1 Patents 2025

Issued Patents 2025

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
12309661 Tracking device operation in safety-classified zone Arunkumar Puppala, Wayne Patterson 2025-05-20

Nearby-Ranked Inventors

Linker Cheng1
Linpeng CHENG1
Liang Cheng1
Libo Cheng1
Liwei Cheng1
Lili Cheng1
Lin Cheng1
Lin Cheng1
Ling Cheng1