Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| D663359 | Automated retail shelf unit | Chris Hallenbeck, Guillermo Trejo, Robert Dennis Taff | 2012-07-10 |
| D650443 | Automated retail shelf unit | Chris Hallenbeck, Guillermo Trejo, Robert Dennis Taff | 2011-12-13 |