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CAO HENG

US3 patents

Top patents by PatentIndex Score

US8899977B2Dec 2, 2014

Orthodontic repositioning appliances having improved geometry, methods and systems

CAO HENG108 citations98

US8918397B2Dec 23, 2014

Clustering customers

CAO HENG9 citations82

US8914372B2Dec 16, 2014

Clustering customers

CAO HENG12 citations82