LIU; ZEJIAN
Patent Applications and Registrations
Patent applications and USPTO patent grants for LIU; ZEJIAN.The latest application filed is for "methods, systems, and apparatuses for improved quality assurance".
- LIU; ZEJIAN - Hazel Crest IL
- Liu; Zejian - Chapel Hill NC
| Patent | Date |
|---|---|
| Methods, Systems, And Apparatuses For Improved Quality Assurance App 20210303544 - LIU; ZEJIAN | 2021-09-30 |
| Micro-focus field emission x-ray sources and related methods Grant 7,826,595 - Liu , et al. November 2, 2 | 2010-11-02 |
| Micro-focus field emission x-ray sources and related methods App 20080043920 - Liu; Zejian ; et al. | 2008-02-21 |
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