Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11312092 | Tiled retroreflector with multi-stage dicing | Steven R. Chapman, Feng Wu | 2022-04-26 |
| 10293560 | Tiled retroreflector with multi-stage dicing | Steven R. Chapman, Feng Wu | 2019-05-21 |
| 9817163 | Vented tooling belt for production of structured surfaces | Nikhil R. AGASHE, John D. Peck, Steven R. Chapman | 2017-11-14 |
| 8783880 | Rulable multi-directional prism cluster retroreflective sheeting | Steven R. Chapman, Feng Wu | 2014-07-22 |