Issued Patents 2004
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6682807 | Magnetic disk comprising a first carbon overcoat having a high SP3 content and a second carbon overcoat having a low SP3 content | Bruce Lairson, Ching Tsoi, Wen-Hong Liu, Shigeto Hashimoto, Tsutomu Yamashita | 2004-01-27 |