Issued Patents All Time
Showing 1–6 of 6 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7266987 | Ultrasound transmit and receive path calibration methods and systems | John D. Marshall | 2007-09-11 |
| 7162912 | Ultrasound transmit and receive path calibration methods and systems | John D. Marshall | 2007-01-16 |
| 6575906 | Rapid-heating ultrasound gel warmer | Frank Schembri | 2003-06-10 |
| 6270460 | Apparatus and method to limit the life span of a diagnostic medical ultrasound probe | Gregory A. Reynolds, John D. Marshall | 2001-08-07 |
| 6238344 | Medical diagnostic ultrasound imaging system with a wirelessly-controlled peripheral | Jeff Gamelsky, James Hutchison | 2001-05-29 |
| 5995348 | Ground safety device for medical ultrasound probes | John D. Marshall, David Lidgey | 1999-11-30 |