Issued Patents 2020
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10838118 | Retroreflective traffic sign and process and apparatus for manufacturing same | — | 2020-11-17 |
| 10612514 | Rigid polymeric blade for a wind turbine and method and apparatus to manufacture same | John C. Nelson | 2020-04-07 |