DC

David Yu Chang

IBM: 1 patents #5,048 of 10,295Top 50%
Overall (2016): #429,479 of 481,213Top 90%
1
Patents 2016

Issued Patents 2016

Patent #TitleCo-InventorsDate
9288214 Authentication and authorization methods for cloud computing platform security Messaoud Benantar, John Y. Chang, Vishwanath Venkataramappa 2016-03-15