Issued Patents All Time
Showing 1–6 of 6 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9616497 | Providing plastic zone extrusion | Venkata Kiran Manchiraju, Zhili Feng, Zhenzhen Yu | 2017-04-11 |
| 8061579 | Friction stir method for forming structures and materials | Zhili Feng, David Alan Frederick | 2011-11-22 |
| 7762447 | Multiple pass and multiple layer friction stir welding and material enhancement processes | Zhili Feng, David Alan Frederick | 2010-07-27 |
| 5320802 | Corrosion resistant iron aluminides exhibiting improved mechanical properties and corrosion resistance | Chain T. Liu, Claudette G. McKamey, Peter F. Tortorelli | 1994-06-14 |
| 4621761 | Process for forming unusually strong joints between metals and ceramics by brazing at temperatures that do no exceed 750 degree C. | Joseph Hammond, John Woodhouse | 1986-11-11 |
| 4499758 | Assembly for testing weldability of sheet metal | John Woodhouse | 1985-02-19 |