Issued Patents 2004
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6773407 | Non-invasive method of determining absolute intracranial pressure | John H. Cantrell, Alan E. Hargens | 2004-08-10 |
| 6761695 | Method and apparatus for non-invasive measurement of changes in intracranial pressure | John H. Cantrell | 2004-07-13 |
| 6746410 | Method and apparatus for determining changes in intracranial pressure utilizing measurement of the circumferential expansion or contraction of a patient's skull | John H. Cantrell | 2004-06-08 |
| 6740048 | Non-invasive method of determining diastolic intracranial pressure | John H. Cantrell, Alan R. Hargens | 2004-05-25 |