Chang; Yushun
Patent Applications and Registrations
Patent applications and USPTO patent grants for Chang; Yushun.The latest application filed is for "reinforcing structure and construction method for greening vegetation articles".
- Chang; Yushun - Richmond N/A CA
- Chang; Yushun - Guangdong CN
- Chang; Yushun - Dongguan City CN
- Chang; Yushun - Guang Dong CN
- Chang; Yushun - Dongguan CN
| Patent | Date |
|---|---|
| Structure for reinforcing greening member and construction method thereof Grant 9,049,819 - Chang June 9, 2 | 2015-06-09 |
| Ecological greening wall and construction method thereof Grant 8,607,527 - Chang December 17, 2 | 2013-12-17 |
| Reinforcing Structure And Construction Method For Greening Vegetation Articles App 20130125458 - Chang; Yushun | 2013-05-23 |
| Reinforced Slope Planting Structure App 20130097927 - Chang; Yushun | 2013-04-25 |
| Retaining wall structure Grant 8,371,772 - Chang February 12, 2 | 2013-02-12 |
| Ecological Greening Wall And Construction Method Thereof App 20120317922 - Chang; Yushun | 2012-12-20 |
| Planting slope structure Grant 8,230,643 - Chang July 31, 2 | 2012-07-31 |
| Reinforcing Slope Planting Structure App 20100293849 - Chang; Yushun | 2010-11-25 |
| A Planting Slope Structure App 20100212559 - CHANG; Yushun | 2010-08-26 |
| Retaining Wall Structure App 20090304458 - Chang; Yushun | 2009-12-10 |
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