Issued Patents All Time
Showing 1–25 of 44 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11752566 | Steel workpiece comprising an alloy substrate and a coating, and a method of spot welding the same | Zhenke Teng, Andrew C. Bobel, Jason M. Brown, Thomas R. Jones | 2023-09-12 |
| 11590601 | Method of joining steel work-pieces having different gauge ratios | Pei-Chung Wang, Spyros P. Mellas, Steven Cipriano | 2023-02-28 |
| 11548091 | Pretreatment of weld flanges to mitigate liquid metal embrittlement cracking in resistance welding of galvanized steels | Pei-Chung Wang, Spyros P. Mellas, Zhenke Teng | 2023-01-10 |
| 11524358 | Mechanical performance of al-steel weld joints | David R. Sigler, Amberlee S. Haselhuhn, Blair E. Carlson | 2022-12-13 |
| 11441039 | High temperature coatings to mitigate weld cracking in resistance welding | Zhenke Teng, Jason M. Brown, Thomas R. Jones, Pei-Chung Wang | 2022-09-13 |
| 11433646 | Metallic component and method of reducing liquid metal embrittlement using low aluminum zinc bath | Charles Enloe, Curt D. Horvath | 2022-09-06 |
| 11383319 | Method of joining steel having different resistivities | Pei-Chung Wang, Spyros P. Mellas, Steven Cipriano | 2022-07-12 |
| 11318548 | Resistance spot brazing workpiece stack-ups having one or more thin-gauge steel workpieces | Pei-Chung Wang, Zhenke Teng | 2022-05-03 |
| 11224933 | Weld gun cap dresser cutter | Zhenke Teng, Joseph Seme | 2022-01-18 |
| 11084119 | Electrode for resistance spot welding of dissimilar materials | David Yang, David R. Sigler, Blair E. Carlson, James G. Schroth | 2021-08-10 |
| 11045894 | Weld schedule for resistance spot welding of aluminum alloy workpieces | David R. Sigler | 2021-06-29 |
| 10981243 | Multi-step direct welding of an aluminum-based workpiece to a steel workpiece | David R. Sigler, Blair E. Carlson, Yelena Myasnikova | 2021-04-20 |
| 10981244 | Resistance welding electrode | Hui Wang, David R. Sigler, Blair E. Carlson, Amberlee S. Haselhuhn | 2021-04-20 |
| 10940557 | Programmable polarity module for DC resistance spot welding | David R. Sigler | 2021-03-09 |
| 10766095 | Mating electrodes for resistance spot welding of aluminum workpieces to steel workpieces | Hui Wang, Blair E. Carlson, David R. Sigler | 2020-09-08 |
| 10682724 | Resistance spot welding of aluminum-to-aluminum, aluminum-to-steel, and steel-to-steel in a specified sequence and using a cover | David R. Sigler, Blair E. Carlson | 2020-06-16 |
| 10675704 | Alternately direct resistance spot welding of Al-to-Al, al-to-steel, and steel-to-steel with welding electrode having oxide-disrupting structural features | David R. Sigler, Blair E. Carlson | 2020-06-09 |
| 10610956 | Welding electrode cutting tool and method of using the same | David R. Sigler, Blair E. Carlson, James G. Schroth | 2020-04-07 |
| 10456856 | Welding electrode cutting tool and method of using the same | David R. Sigler, Blair E. Carlson | 2019-10-29 |
| 10335892 | Weld electrode for attractive weld appearance | David R. Sigler, James G. Schroth | 2019-07-02 |
| 10335891 | Weld face design for spot welding | David R. Sigler | 2019-07-02 |
| 10272515 | Power pulse method for controlling resistance weld nugget growth and properties during steel spot welding | David R. Sigler | 2019-04-30 |
| 10259071 | Resistive welding electrode and method for spot welding steel and aluminum alloy workpieces with the resistive welding electrode | David R. Sigler, Blair E. Carlson, David P. Kelly | 2019-04-16 |
| 10245675 | Multi-stage resistance spot welding method for workpiece stack-up having adjacent steel and aluminum workpieces | David R. Sigler, Blair E. Carlson | 2019-04-02 |
| 10052710 | Resistance spot welding steel and aluminum workpieces using electrode weld face cover | David R. Sigler, Blair E. Carlson | 2018-08-21 |