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You-Chun Yan

GC Guangdong Roman Technology Co.: 2 patents #4 of 7Top 60%
📍 Dongguan, CN: #75 of 362 inventorsTop 25%
Overall (2019): #102,820 of 560,194Top 20%
2
Patents 2019

Issued Patents 2019

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
D865944 Oral water jet 2019-11-05
D865160 Oral water jet 2019-10-29