Inventor
SUNGHIL LEE
Inventor
US
Overview
Patents· 5 as inventor
Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.
H01Lprimary
H01LSemiconductor devices22%
H10PGeneric processes or apparatus for the manufacture or treatment of devices covered by class h1022%
H10WGeneric packages, interconnections, connectors or other constructional details of devices covered by class h1022%
H10BElectronic memory devices17%
H10DInorganic electric semiconductor devices11%
G11CStatic stores6%
PatentTitleYear
12,538,560Methods for fabricating isolation structures using directional beam process202612,432,901Technologies for fabricating a vertical DRAM structure202512,256,558Technologies for fabricating a 3D memory structure202511,387,139Method of manufacturing semiconductor device202211,139,313Method of manufacturing semiconductor memory2021Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
2021–2026Patents assigned to TOKYO ELECTRON LTD (5)· patent assignee history
2021–2022Based in KR· patent location history
2025–2026Based in US· patent location history
Inventor activity
Assignee and location history derived from the patent record.
Assignees
| Assignee | Patents | Span |
|---|---|---|
| TOKYO ELECTRON LTD | 5 | 2021–2026 |
Locations
| Location | Patents | Span |
|---|---|---|
| US | 3 | 2025–2026 |
| KR | 2 | 2021–2022 |