Issued Patents 2017
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9802663 | Tab-and-slot frame members with a stringer | David R. Hall, Christopher Johnson | 2017-10-31 |
| 9682344 | Negative carbon dioxide output vehicle | David R. Hall | 2017-06-20 |
| 9643656 | Vehicle energy storage system | David R. Hall, Christopher Johnson, Jason Simpson | 2017-05-09 |