Chen; Yishun
Patent Applications and Registrations
Patent applications and USPTO patent grants for Chen; Yishun.The latest application filed is for "expanding wheel frame wagon".
- Chen; Yishun - El Monte CA
| Patent | Date |
|---|---|
| Expanding wheel frame wagon Grant 10,272,937 - Chen , et al. | 2019-04-30 |
| Expanding Wheel Frame Wagon App 20180297622 - CHEN; Zhaosheng ; et al. | 2018-10-18 |
| Locking floor folding cart Grant 9,855,962 - Chen , et al. January 2, 2 | 2018-01-02 |
| Umbrella folding table cart Grant 9,440,668 - Chen , et al. September 13, 2 | 2016-09-13 |
| Folding table umbrella wagon Grant 9,101,206 - Chen , et al. August 11, 2 | 2015-08-11 |
| Folding wagon Grant 8,973,940 - Chen , et al. March 10, 2 | 2015-03-10 |
| Folding Wagon App 20150035258 - Chen; Zhaosheng ; et al. | 2015-02-05 |
| Folding wagon Grant 8,220,824 - Chen , et al. July 17, 2 | 2012-07-17 |
| Folding Wagon App 20110285112 - Chen; Zhaosheng ; et al. | 2011-11-24 |
| Folding wagon Grant 8,011,686 - Chen , et al. September 6, 2 | 2011-09-06 |
| Folding wagon App 20100090444 - Chen; Zhaosheng ; et al. | 2010-04-15 |
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