Issued Patents 2004
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6756870 | Composite magnet of electromagnet and permanent magnet, and eddy current retarder | — | 2004-06-29 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6756870 | Composite magnet of electromagnet and permanent magnet, and eddy current retarder | — | 2004-06-29 |