Issued Patents All Time
Showing 26–37 of 37 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| D769012 | Elastic belt chair | Andrew David Frankel, Tian-Xia Zheng | 2016-10-18 |
| D769013 | Elastic belt chair | Andrew David Frankel, Tian-Xia Zheng | 2016-10-18 |
| D769010 | Elastic belt chair | Andrew David Frankel, Tian-Xia Zheng | 2016-10-18 |
| 9456684 | Integrated folding table and chairs set | Andrew David Frankel, Tian-Xia Zheng | 2016-10-04 |
| D761580 | Elastic belt chair | Andrew David Frankel, Tian-Xia Zheng | 2016-07-19 |
| D761581 | Elastic belt chair | Andrew David Frankel, Tian-Xia Zheng | 2016-07-19 |
| D761031 | Elastic belt chair | Andrew David Frankel, Tian-Xia Zheng | 2016-07-12 |
| 9204729 | Matched footrest rack for folding seat | Andrew David Frankel | 2015-12-08 |
| 9179778 | Folding chair | Andrew David Frankel, Tian-Xia Zheng | 2015-11-10 |
| 9033361 | Foldable trolley | Andrew David Frankel | 2015-05-19 |
| 8277548 | Combined exhaust gas aftertreatment/air cleaner dust and ejector unit | Chris Kleinfeld, Isidro L. Hernandez, Rick Veneziano | 2012-10-02 |
| D432325 | Collapsible chair | Edward Zheng | 2000-10-24 |