Guoying Chen

US USDA: 1 patents #29 of 140Top 25%

📍 Zhejiang, CA: #40 of 57 inventorsTop 75%

Overall (2019): #455,558 of 560,194Top 85%

Patents 2019

Issued Patents 2019

Showing 1–1 of 1 patents

Patent #	Title	Co-Inventors	Date
10352311	Cryogenic trap system	Bun Hong Lai	2019-07-16