Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7824288 | Polyurethane power transmission belt | William W. L. Wu, Joseph R. Duke, Jr., Harry D. Visser | 2010-11-02 |
| 6964626 | High temperature polyurethane/urea elastomers | William W. L. Wu, W. Joe Brothers | 2005-11-15 |