JD

John W. Duffell

IBM: 1 patents #5,048 of 10,295Top 50%
Overall (2016): #351,260 of 481,213Top 75%
1
Patents 2016

Issued Patents 2016

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
9471575 Managing changes to one or more files via linked mapping records Peter John Cullen, Sam Marland, Yue Wang 2016-10-18