Issued Patents 2019
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10499743 | Disassemblable folding chair | Andrew David Frankel, Tian-Xia Zheng | 2019-12-10 |
| 10448740 | Spring-loaded leg rocking chair | Andrew David Frankel, Tian-Xia Zheng | 2019-10-22 |
| 10271656 | Folding sofa with wrap-around skirt | Andrew David Frankel, Tian-Xia Zheng | 2019-04-30 |
| 10194751 | Split-folding furniture support device | Andrew David Frankel, Tian-Xia Zheng | 2019-02-05 |
| 10182655 | Upward folding chair | Andrew David Frankel, Tian-Xia Zheng | 2019-01-22 |