Issued Patents 2017
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9567194 | Grooved drum and associated passive guide for motorized lifting device | David R. Hall, Jerome Miles, Daniel Madsen | 2017-02-14 |
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9567194 | Grooved drum and associated passive guide for motorized lifting device | David R. Hall, Jerome Miles, Daniel Madsen | 2017-02-14 |