HC

Hengky Chang

ED Empire Technology Development: 2 patents #194 of 547Top 40%
Overall (All Time): #1,961,177 of 4,157,543Top 50%
2
Patents All Time

Issued Patents All Time

Patent #TitleCo-InventorsDate
10046088 Nanoscale collagen particles and membranes Henry Leung 2018-08-14
8951598 Nanoscale collagen particles and membranes Henry Leung 2015-02-10