Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8468655 | Hinge assembly for frame having two pivot axes | William Douglas Graham, Xinzhan Z. Yang | 2013-06-25 |
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8468655 | Hinge assembly for frame having two pivot axes | William Douglas Graham, Xinzhan Z. Yang | 2013-06-25 |