Patents per Year
Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date | Approx Value ⓘ |
|---|---|---|---|---|
| 12311474 | Field girth welding technology for high manganese steel slurry pipelines | Andrew J. Wasson, Timothy D. Anderson, Douglas P. Fairchild, Xin Yue, HyunWoo Jin +4 more | 2025-05-27 | |
| 11130204 | Field dissimilar metal welding technology for enhanced wear resistant high manganese steel | Andrew J. Wasson, Douglas P. Fairchild, HyunWoo Jin, Xin Yue, Sangchul Lee +2 more | 2021-09-28 | $253,372,000 |
| 10493569 | Field girth welding technology for high manganese steel slurry pipelines | Andrew J. Wasson, Timothy D. Anderson, Douglas P. Fairchild, Xin Yue, HyunWoo Jin +4 more | 2019-12-03 | $127,113,000 |
| 10493570 | High manganese steel pipe with step-out weld zone erosion-corrosion resistance and method of making the same | HyunWoo Jin, Ning Ma, Adnan Ozekcin, Andrew J. Wasson, Douglas P. Fairchild +3 more | 2019-12-03 | $127,113,000 |