Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6123899 | Master alloy hardeners | William C. Setzer, Gary W. Boone, Frank P. Koch, David K. Young | 2000-09-26 |
| 5728239 | Process for hardening aluminum using a magnesium alloy | William C. Setzer, David K. Young, Francis P. Koch | 1998-03-17 |
| 5676774 | Magnesium alloy as an aluminum hardener | William C. Setzer, David K. Young, Francis P. Koch | 1997-10-14 |
| 5405578 | Method for preparing master alloy hardeners for use in preparing an aluminum alloy | William C. Setzer, Gary W. Boone, Frank P. Koch, David K. Young | 1995-04-11 |
| 5230754 | Aluminum master alloys containing strontium, boron, and silicon for grain refining and modifying aluminum alloys | William C. Setzer, David K. Young, Bryan T. Dunville, Frank P. Koch | 1993-07-27 |