Issued Patents 2002
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6416444 | Treadmill having a walking belt whose running speed is automatically adjusted | Byung Don Lee | 2002-07-09 |
| 6334839 | Treadmill which can be driven in both directions | Byung Don Lee | 2002-01-01 |