Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11672381 | Drinking container with different temperature zones | Hongbin Ma, Michael Merwin, Hao Bai, Robert Riegler, Christopher Vincent | 2023-06-13 |
| 4189054 | Product holder | Jack Liu | 1980-02-19 |