Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7837037 | Two stacking position square container | Gordon McTavish, Hongqiao Li | 2010-11-23 |
| 7699172 | Stacking delivery tray | Gordon McTavish, Hongqiao Li | 2010-04-20 |
| 6683247 | Handhole cover | Gordon McTavish, Steven Koski | 2004-01-27 |