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Yueh-Ying Yang

Overall (All Time): #2,024,167 of 4,157,543Top 50%
2
Patents All Time

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
8973469 Rachet wrench — 2015-03-10
8375830 Ratchet wrench — 2013-02-19