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Tang Chieh Yu

Overall (All Time): #1,949,048 of 4,157,543Top 50%
2
Patents All Time

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
9914140 Water sprinkler 2018-03-13
9227206 Sprinkler structure 2016-01-05