Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| D819915 | Waste receptacle | Hao Li | 2018-06-05 |
| 8435934 | Hydrogen peroxide based cleaning, sanitizing, deodorizing and scale inhibiting solution | Hao Li | 2013-05-07 |
| 7256694 | Automatic lid opening and closing system for a waste container | Chris Rusu, Leonardo Stefan | 2007-08-14 |
| 6120743 | Hygienic sanitary napkin disposal system | — | 2000-09-19 |