Feng; Changhai
Patent Applications and Registrations
Patent applications and USPTO patent grants for Feng; Changhai.The latest application filed is for "membrane material lamination device and membrane material lamination method using the same".
- Feng; Changhai - Beijing CN
| Patent | Date |
|---|---|
| Vacuum adsorption unit and vacuum adsorption carrier Grant 10,861,728 - Zheng , et al. December 8, 2 | 2020-12-08 |
| Membrane material lamination device and membrane material lamination method using the same Grant 10,730,275 - He , et al. | 2020-08-04 |
| Evaporation source and evaporation device Grant 10,208,375 - Zhao , et al. Feb | 2019-02-19 |
| Membrane Material Lamination Device And Membrane Material Lamination Method Using The Same App 20180281375 - He; Zengsheng ; et al. | 2018-10-04 |
| Vacuum Adsorption Unit And Vacuum Adsorption Carrier App 20180247848 - ZHENG; Hanbo ; et al. | 2018-08-30 |
| Evaporation Apparatus App 20170058396 - Sun; Junmin ; et al. | 2017-03-02 |
| Evaporation Source And Evaporation Device App 20170051395 - ZHAO; Dejiang ; et al. | 2017-02-23 |
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