Issued Patents All Time
Showing 1–8 of 8 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12239494 | Hand-held stereovision system for image updating in surgery | Keith D. Paulsen, Songbai Ji, Sohail K. Mirza | 2025-03-04 |
| 12114988 | Surgical navigation with stereovision and associated methods | David W. Roberts, Keith D. Paulsen, Alexander Hartov, Songbai Ji | 2024-10-15 |
| 11690558 | Surgical navigation with stereovision and associated methods | David W. Roberts, Keith D. Paulsen, Alexander Hartov, Songbai Ji | 2023-07-04 |
| 11406471 | Hand-held stereovision system for image updating in surgery | Keith D. Paulsen, Songbai Ji, Sohail K. Mirza | 2022-08-09 |
| 11129562 | Surgical navigation with stereovision and associated methods | David W. Roberts, Keith D. Paulsen, Alexander Hartov, Songbai Ji | 2021-09-28 |
| 10568535 | Surgical navigation with stereovision and associated methods | David W. Roberts, Keith D. Paulsen, Alexander Hartov, Songbai Ji | 2020-02-25 |
| 9456200 | Method and apparatus for calibration of stereo-optical three-dimensional surface-mapping system | Songbai Ji, Keith D. Paulsen, David W. Roberts, Alex Hartov | 2016-09-27 |
| 9336592 | Method and apparatus for determining tumor shift during surgery using a stereo-optical three-dimensional surface-mapping system | David W. Roberts, Keith D. Paulsen, Songbai Ji, Alex Hartov | 2016-05-10 |