Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6843863 | Aluminum alloys having improved cast surface quality | David H. DeYoung, Ray T. Richter, Jeffrey J. Wiesner | 2005-01-18 |
| 6412164 | Aluminum alloys having improved cast surface quality | David H. DeYoung, Ray T. Richter, Jeffrey J. Wiesner | 2002-07-02 |