YZ

Yu Bing Zhan

TL Tymphany Hk Limited: 1 patents #17 of 32Top 55%
Overall (All Time): #2,779,850 of 4,157,543Top 70%
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Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
10587958 Suspension for moving-coil loudspeaker and loudspeaker Hong Xie, SHAO-LIN YANG 2020-03-10