Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| D460466 | Constant temperature wine cellar | Jian Ma, Biao Li, Kegang Huang | 2002-07-16 |
| D453169 | Wine cellar with long handle | Jian Ma, Biao Li, Kegang Huang | 2002-01-29 |
| D452869 | Wine cellar | Jian Ma, Junlian Meng, Siqi Kang | 2002-01-08 |