YH

Yongyan Huang

Overall (All Time): #629,355 of 4,157,543Top 20%
8
Patents All Time

Issued Patents All Time

Showing 1–8 of 8 patents

Patent #TitleCo-InventorsDate
D933038 Sound amplifier 2021-10-12
D931826 Sound amplifier 2021-09-28
D931827 Sound amplifier 2021-09-28
D913992 Wireless presenter 2021-03-23
D901444 Wireless presenter 2020-11-10
D901445 Wireless presenter 2020-11-10
D798274 Wireless presenter 2017-09-26
D798275 Wireless presenter 2017-09-26