DC

David Yu Chang

Caterpillar: 1 patents #189 of 710Top 30%
IBM: 1 patents #3,726 of 9,568Top 40%
📍 Edwards, IL: #1 of 4 inventorsTop 25%
🗺 Illinois: #967 of 6,921 inventorsTop 15%
Overall (2011): #105,991 of 364,097Top 30%
2
Patents 2011

Issued Patents 2011

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
7946276 Protection device for a solenoid operated valve assembly Thomas G. Pusch, David E. Martin 2011-05-24
7874008 Dynamically configuring extensible role based manageable resources John Y. Chang, Vishwanath Venkataramappa 2011-01-18