Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7371339 | Prismatic retroreflector having a multi-plane facet | Xiao-Jing Lu, David A. Jacob, Erich Minier | 2008-05-13 |
| 6877866 | Multi-orientation retroreflective structure | Robert B. Nilsen, Xiao-Jing Lu | 2005-04-12 |
| 6626544 | Prismatic retroreflector having a multi-plane facet | Xiao-Jing Lu, David A. Jacob, Erich Minier | 2003-09-30 |
| 6457835 | Multi-orientation retroreflective structure | Robert B. Nilsen, Xiao-Jing Lu | 2002-10-01 |
| 6036322 | Multi-orientation retroreflective structure | Robert B. Nilsen, Xiao-Jing Lu | 2000-03-14 |