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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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Cheng-Hsiung Chang

FSForesee Scientech: 1 patents #1 of 2Top 50%
Xiushui Township, IL: #1 of 1 inventorsTop 100%
Overall (2025): #430,070 of 469,880Top 95%
1 Patents 2025

Issued Patents 2025

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
12201581 Rotatable fixing structure of water spray device Danny Jan 2025-01-21

Nearby-Ranked Inventors

Chien-Chih Chao1
Charouny Chansipaeng-Lee1
Chih-Chiang CHANG CHIEN1
Cheng-Sheng Chang1
Cheng-Han Chang1
Cheng-Hung Chang1
Chia-Po Chang1
Cheng-Chung Chang1
Cheng-Chieh Chang1