Issued Patents 2004
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6793559 | Composition and method for polishing rigid disks | Mingming Fang, Shumin Wang | 2004-09-21 |
| 6767476 | Polishing composition for metal CMP | Shumin Wang, Steven Grumbine, Eric W. G. Hoglund | 2004-07-27 |