Inventor
Ziqing Duan
Inventor
Sunnyvale, CA, US
Overview
Patents· 8 as inventor
Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.
H01Lprimary
H01LSemiconductor devices17%
H10PGeneric processes or apparatus for the manufacture or treatment of devices covered by class h1017%
C23CCoating metallic material10%
G01NInvestigating or analysing materials by determining their chemical or physical properties10%
G01VGeophysics10%
H10WGeneric packages, interconnections, connectors or other constructional details of devices covered by class h1010%
A61BDiagnosis7%
G01TMeasurement of nuclear or x-radiation7%
H10BElectronic memory devices7%
H01JElectric discharge tubes or discharge lamps3%
PatentTitleYear
11,011,371SiBN film for conformal hermetic dielectric encapsulation without direct RF exposure to underlying structure material202110,971,364Ultra-high modulus and etch selectivity boron carbon hardmask films202110,930,503Geometric control of bottom-up pillars for patterning applications202110,930,475Graded in-situ charge trapping layers to enable electrostatic chucking and excellent particle performance for boron-doped carbon films202110,886,172Methods for wordline separation in 3D-NAND devices20219,864,091'CT security inspection system for baggage and detector arrangement thereof'20189,551,808'CT apparatus without gantry'20179,453,937'Stationary CT apparatus'2016Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
2016–2018Patents assigned to NUCTECH CO LTD (3)· patent assignee history
2016–2018Based in Beijing, CN· patent location history
2017Patents assigned to NUTECH COMPANY LTD (1)· patent assignee history
2017Patents assigned to UNIV TSINGHUA (1)· patent assignee history
2021Patents assigned to APPLIED MATERIALS INC (5)· patent assignee history
2021Based in Sunnyvale, CA, US· patent location history
2021Based in San Jose, CA, US· patent location history
Inventor activity
Assignee and location history derived from the patent record.
Assignees
| Assignee | Patents | Span |
|---|---|---|
| APPLIED MATERIALS INC | 5 | 2021 |
| NUCTECH CO LTD | 3 | 2016–2018 |
| NUTECH COMPANY LTD | 1 | 2017 |
| UNIV TSINGHUA | 1 | 2017 |
Locations
| Location | Patents | Span |
|---|---|---|
| Sunnyvale, California, US | 3 | 2021 |
| Beijing, CN | 3 | 2016–2018 |
| San Jose, California, US | 2 | 2021 |