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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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Chuan-Chang Feng

SCScientech: 1 patents #1 of 1Top 100%
Taipei, AZ: #1 of 3 inventorsTop 35%
Overall (2025): #428,605 of 469,880Top 95%
1 Patents 2025

Issued Patents 2025

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
12397311 Liquid injection device — 2025-08-26

Nearby-Ranked Inventors

Changqing Feng1
Chunlai Feng1
Chenxin Feng1
Chenxia Feng1
Chaobo Feng1
Chen Feng1
Charles Fendt1
Christopher Paul Fell1
Chris Felix1