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Youchun Yan

GC Guangdong Roman Technology Co.: 8 patents #1 of 7Top 15%
📍 Dongguan, CN: #14 of 362 inventorsTop 4%
Overall (2019): #12,066 of 560,194Top 3%
8
Patents 2019

Issued Patents 2019

Showing 1–8 of 8 patents

Patent #TitleCo-InventorsDate
D866750 Combined toothbrush and water pick unit Gang Li, Denglin Yang 2019-11-12
D864405 Laser hair removal device Yongjun Deng 2019-10-22
D863574 Skin care device Yongjun Deng 2019-10-15
D863578 Laser hair removal device Yongjun Deng 2019-10-15
10357890 Detachable floating shaver Guang Lu, Lili Yan 2019-07-23
D844242 Razor Guang Lu 2019-03-26
D844246 Interchangeable electric grip Guang Lu 2019-03-26
D838989 Hair dressing device Yongjun Deng 2019-01-29