DS

David R. Sigler

General Motors: 12 patents #33 of 2,119Top 2%
📍 Shelby Charter Township, MI: #3 of 107 inventorsTop 3%
🗺 Michigan: #148 of 10,747 inventorsTop 2%
Overall (2019): #6,349 of 560,194Top 2%
12
Patents 2019

Issued Patents 2019

Showing 1–12 of 12 patents

Patent #TitleCo-InventorsDate
10500679 Resistance welding electrode and method of resistance welding Hui Wang, Blair E. Carlson 2019-12-10
10456856 Welding electrode cutting tool and method of using the same Blair E. Carlson, Michael J. Karagoulis 2019-10-29
10421148 External heat assisted welding of dissimilar metal workpieces David Yang, Anil K. Sachdev 2019-09-24
10376984 Conical shaped current flow to facilitate dissimilar metal spot welding Blair E. Carlson 2019-08-13
10335891 Weld face design for spot welding Michael J. Karagoulis 2019-07-02
10335892 Weld electrode for attractive weld appearance James G. Schroth, Michael J. Karagoulis 2019-07-02
10272515 Power pulse method for controlling resistance weld nugget growth and properties during steel spot welding Michael J. Karagoulis 2019-04-30
10259071 Resistive welding electrode and method for spot welding steel and aluminum alloy workpieces with the resistive welding electrode Blair E. Carlson, Michael J. Karagoulis, David P. Kelly 2019-04-16
10252369 Cooling to control thermal stress and solidification for welding of dissimilar materials David Yang, Blair E. Carlson 2019-04-09
10245675 Multi-stage resistance spot welding method for workpiece stack-up having adjacent steel and aluminum workpieces Blair E. Carlson, Michael J. Karagoulis 2019-04-02
10189227 Tailored panel assembly and method of manufacturing the same Anil K. Sachdev, Raja K. Mishra, Jon T. Carter, Tyson W. Brown, Blair E. Carlson +2 more 2019-01-29
10166627 Aluminum alloy to steel welding process James G. Schroth, Blair E. Carlson, Yelena Myasnikova, David Yang 2019-01-01