Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8104548 | Shape memory alloy actuated steerable drilling tool | Ning Ma, Ralf Müller | 2012-01-31 |
| 7631707 | Shape memory alloy actuated steerable drilling tool | Ning Ma, Ralf Müller | 2009-12-15 |