DONG; Chang
Patent Applications and Registrations
Patent applications and USPTO patent grants for DONG; Chang.The latest application filed is for "biodegradable polymeric material, biodegradable products and methods of manufacture and use therefor".
- DONG; Chang - Mississauga CA
- DONG; Chang - Beijing CN
- Dong; Chang - Markham CA
- Dong; Chang - Shenzhen CN
| Patent | Date |
|---|---|
| Biodegradable Polymeric Material, Biodegradable Products And Methods Of Manufacture And Use Therefor App 20220275201 - DONG; Chang ; et al. | 2022-09-01 |
| Display Module, Display System And Control Method For Display System App 20220254313 - DONG; Chang ; et al. | 2022-08-11 |
| Backlight module, display module and display device Grant 11,366,264 - Wang , et al. June 21, 2 | 2022-06-21 |
| Backlight Module, Display Module And Display Device App 20210405285 - WANG; Fengping ; et al. | 2021-12-30 |
| Composition and method of making biodegradable pellets Grant 10,975,213 - Dong , et al. April 13, 2 | 2021-04-13 |
| Methods And Green Reagents For Recycling Of Lithium-ion Batteries App 20200358148 - Dong; Chang ; et al. | 2020-11-12 |
| Combined UV sterilizer and wireless charger Grant D892,047 - Peng , et al. | 2020-08-04 |
| Composition And Method Of Making Biodegradable Pellets App 20200048422 - Dong; Chang ; et al. | 2020-02-13 |
| NCAGE Code | 0849F | DONG CHANG |
| CAGE Code | 0849F | DONG CHANG |
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