JZ

Jian Zhang

IBM: 1 patents #3,726 of 9,568Top 40%
Overall (2011): #265,368 of 364,097Top 75%
1
Patents 2011

Issued Patents 2011

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
7890765 Generating and verifying trusted digital time stamp Ling Shao, Dong Xie 2011-02-15