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HAO JIA
3 patents
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US7439438B2
Oct 21, 2008
Musical notation system patterned upon the standard piano keyboard
HAO JIA
50 citations
88
USD1086128S
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WiFi router
HAO JIA
2 citations
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US11971252B2
Apr 30, 2024
Inductive position measuring sensor
HAO JIA
0 citations
48