Issued Patents 2005
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6920911 | Foundry sand with oxidation promoter | June-Sang Siak, Mei Cai | 2005-07-26 |
| 6901989 | Removing lost foam pattern coating residue from a casting | June-Sang Siak, Mei Cai, Thomas C. Pederson, Sheila Farrokhalaee Kia | 2005-06-07 |