Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8904570 | Concealed waterless urinal | — | 2014-12-09 |
| 7947927 | Heated tray | Charlie Rosenberg, Michael Zheng | 2011-05-24 |
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8904570 | Concealed waterless urinal | — | 2014-12-09 |
| 7947927 | Heated tray | Charlie Rosenberg, Michael Zheng | 2011-05-24 |