Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7775397 | Automatic valve assembly for a water cooler reservoir | Dennis Laurier Rivard, Zhendong Liu | 2010-08-17 |
| 7051902 | Automatic valve assembly for a water cooler reservoir | Dennis Laurier Rivard, Zhendong Liu | 2006-05-30 |