Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8169735 | Zone servo writing using self servo writing | Pantas Sutardja, Henri Sutioso, David Liaw | 2012-05-01 |
| 8027117 | Zone servo writing using self servo writing | Pantas Sutardja, Henri Sutioso, David Liaw | 2011-09-27 |