IDiyas’s Digital Inventor Badge (DIB) showcases an inventor’s inventive prowess in granted patents across Utility, Design, and Plant patents. The data has been tracked since January 1, 1976, and refreshed each Tuesday. The data benchmarks an inventor’s prolificness to other inventors in their city, state, country, and the world. The badge reflects an inventor’s success in granted patents across their career.

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USPTO Data Jan 1 1976 - Dec 16 2025

13 Utility Patents

#126 in West Chester, PA

#5,149 in Pennsylvania

#147,983 in US

#297,947 in the World

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West Chester, PA, United States of America

Gangfeng Cai

Forward Citations = 42

Company Filing History:

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