Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7371339 | Prismatic retroreflector having a multi-plane facet | Xiao-Jing Lu, Gary J. Gauer, Erich Minier | 2008-05-13 |
| 6626544 | Prismatic retroreflector having a multi-plane facet | Xiao-Jing Lu, Gary J. Gauer, Erich Minier | 2003-09-30 |