Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6855232 | Magnetic disk comprising a first carbon overcoat having a high SP3 content and a second carbon overcoat having a low SP3 content | Ching Tsoi, Wen-Hong Liu, Shigeto Hashimoto, Eric Woo Hock Yong, Tsutomu Yamashita | 2005-02-15 |