DY

David Yang

General Motors: 2 patents #314 of 1,934Top 20%
Overall (2017): #158,498 of 506,227Top 35%
2
Patents 2017

Issued Patents 2017

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
9737956 Resistance spot welding thin gauge steels Michael J. Karagoulis, David R. Sigler 2017-08-22
9586282 Welding a joint 2017-03-07