Assignee
ZOU QINGHUA
US·1 granted patent·1 pending application·2 citations·filing 2012–2013
Top patents by PatentIndex Score
2 records- 0163US8454022B1Single, color-coded game set for playing multiple gamesZOU QINGHUA·Filed 2012·Granted Jun 4, 2013·2 cites·9 claims
- 0238US2014209867A1Sulfonyl Group-Contained Compound and Organic Electroluminescent Device Using Sulfonyl Group-Contained Compound and Preparation Method ThereofZOU QINGHUA·Filed 2013·Application pending·0 cites
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