Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6565519 | Machine and method for measuring skeletal misalignments in the human body | — | 2003-05-20 |
| 5088504 | Machine and method for measuring skeletal misalignments | Ralph R. Gregory | 1992-02-18 |
| 4221213 | Headpiece (heat-support) having adjustable pads | Ralph R. Gregory | 1980-09-09 |