Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6535092 | Device for generating a variable magnetic field | John Michael David Coey | 2003-03-18 |
| 5478411 | Magnetic materials and processes for their production | John Michael David Coey, Hong Sun | 1995-12-26 |