Issued Patents All Time
Showing 1–6 of 6 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7258158 | Increasing stability of silica-bearing material | Bart M. Kilinski, William B. Carothers | 2007-08-21 |
| 6237671 | Method of casting with improved detectability of subsurface inclusions | George R. Strabel, Kelly A. Koziol | 2001-05-29 |
| 5975188 | Method of casting with improved detectability of subsurface inclusions | George R. Strabel, Kelly A. Koziol | 1999-11-02 |
| 5977007 | Erbia-bearing core | David L. Squier, Julie A. Faison | 1999-11-02 |
| 4966225 | Ceramic shell mold for investment casting and method of making the same | Paul R. Johnson | 1990-10-30 |
| 4703806 | Ceramic shell mold facecoat and core coating systems for investment casting of reactive metals | Paul R. Johnson, Sidney R. Whitaker, Manuel Guerra, Jr. | 1987-11-03 |