Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7677536 | Humidifier with controlled heated scent mechanism | Zhijing Wang | 2010-03-16 |
| 7430364 | Cooler head vaporizer | Andrew Howansky, Zhijing Wang, Christopher S. Kanel | 2008-09-30 |
| D529159 | Vaporizer | Andrew Howansky, Stephen Russak, Christopher Craig, Zhijing Wang, Mark Prommel +1 more | 2006-09-26 |
| D346468 | Electric broom | William L. Dusinberre, Robert H. Bruno | 1994-04-26 |