Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7120130 | Seamless redundant echo canceller replacement in a multi-channel echo canceller | Bruce Michael Bina, William DeBruyn, Steven Sagerian | 2006-10-10 |
| 6570623 | Optical blending for multi-projector display wall systems | Kai Li, Yuqun Chen | 2003-05-27 |