Issued Patents 2004
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6723674 | Multi-component ceramic compositions and method of manufacture thereof | Donald M. Wang, Tongsan D. Xiao | 2004-04-20 |
| 6689424 | Solid lubricant coatings produced by thermal spray methods | Tongsan D. Xiao, Hui Ye | 2004-02-10 |