Issued Patents 2017
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9770754 | Device and method for filtering molten metal | David D. Goettsch, Michael J. Walker, Brad A. Ohlrich | 2017-09-26 |
| 9677158 | Aluminum alloy suitable for high pressure die casting | Qigui Wang, Wenying Yang | 2017-06-13 |
| 9597729 | Metal pouring method for the die casting process | David D. Goettsch, Brad A. Ohlrich, Michael J. Walker | 2017-03-21 |