Issued Patents 2011
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8015352 | Disk drive storage defragmentation system | Ji Zhang, Hain-Ching Liu | 2011-09-06 |
| 7908631 | Deploying two-way interactive service over a one-way network | Ji Zhang, Hain-Ching Liu | 2011-03-15 |