Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9679745 | Controlling an ion beam in a wide beam current operation range | Shengwu Chang, William Leavitt, Daniel V. Brosnan | 2017-06-13 |
| 9396903 | Apparatus and method to control ion beam current | Shengwu Chang, William Leavitt, Michael St. Peter | 2016-07-19 |