Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7523816 | Method and brake assembly retention device with automatic operation | Lei Tong, Michael J. Zarembka | 2009-04-28 |
| 7390067 | Apparatus and methods for wheel balancing via rotor drive keys | Lei Tong, James R. Bunton, John R. Vance | 2008-06-24 |