Issued Patents 2003
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6662623 | Apparatus and method for glide height calibration of disk surfaces by use of dual-zone laser texture | Bradley Frederick Baumgartner, Jorge Colonia, Huyen D. Do, Shanlin Duan, Connie H. Moy +2 more | 2003-12-16 |
| 6530258 | Disk drive laser melt bump disk for accurate glide calibration and certification processing | Shanlin Duan, Yu-Nan Lo | 2003-03-11 |
| 6521862 | Apparatus and method for improving chamfer quality of disk edge surfaces with laser treatment | — | 2003-02-18 |