KY

Kyoung Key Yoon

UN Unknown: 1 patents #29,356 of 83,584Top 40%
Overall (All Time): #3,303,004 of 4,157,543Top 80%
1
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Issued Patents All Time

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
7798081 Bottom thread supply device detecting residual thread for a sewing machine — 2010-09-21