DC

David Yu Chang

Caterpillar: 2 patents #115 of 825Top 15%
IBM: 1 patents #3,165 of 7,845Top 45%
📍 Edwards, IL: #1 of 7 inventorsTop 15%
🗺 Illinois: #730 of 8,257 inventorsTop 9%
Overall (2022): #85,045 of 548,613Top 20%
3
Patents 2022

Issued Patents 2022

Showing 1–3 of 3 patents

Patent #TitleCo-InventorsDate
11326507 Ignitor for natural gas engine 2022-05-10
11297066 Constrained roles for access management Yi-Hsiu Wei, Ching-Yun Chao, Hui-Ming Lin 2022-04-05
11236705 Gaseous fuel mixer assembly for engine and engine system operating method 2022-02-01