Inventor
SANGHWA LEE
Inventor
KR
Overview
Patents· 8 as inventor
Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.
G06Fprimary
G06FElectric digital data processing12%
G03FPhotomechanical production of textured or patterned surfaces, e.g. for printing, for processing of semiconductor devices8%
A46BBrushes4%
A47KSanitary equipment4%
A61BDiagnosis4%
B01JChemical or physical processes, e.g. catalysis or colloid chemistry4%
B08BCleaning in general4%
B41JTypewriters4%
B60YIndexing scheme relating to aspects cross-cutting vehicle technology4%
C08FMacromolecular compounds obtained by reactions only involving carbon-to-carbon unsaturated bonds4%
PatentTitleYear
12,572,182Wearable electronic device comprising damping structure of circuit board202612,518,709Display device202612,437,138Layout method of semiconductor chip, semiconductor chip manufacturing method and computing device using same202512,393,123Optical proximity correction method, mask manufacturing method and semiconductor chip manufacturing method using the same202511,958,037Method of preparing superabsorbent polymer202411,485,132Method of maintaining an ink jet head and printing method using an ink jet head202211,471,007Cleansing device202211,396,989Lamp for vehicle2022Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
2022Patents assigned to LG HOUSEHOLD & HEALTH CARE LTD (1)· patent assignee history
2022Patents assigned to SEMES CO LTD (1)· patent assignee history
2022–2026Based in KR· patent location history
2024Patents assigned to LG CHEMICAL LTD (1)· patent assignee history
2025–2026Patents assigned to SAMSUNG ELECTRONICS CO LTD (3)· patent assignee history
2026Patents assigned to LG DISPLAY CO LTD (1)· patent assignee history
Inventor activity
Assignee and location history derived from the patent record.
Assignees
| Assignee | Patents | Span |
|---|---|---|
| SAMSUNG ELECTRONICS CO LTD | 3 | 2025–2026 |
| LG CHEMICAL LTD | 1 | 2024 |
| LG DISPLAY CO LTD | 1 | 2026 |
| LG HOUSEHOLD & HEALTH CARE LTD | 1 | 2022 |
| SEMES CO LTD | 1 | 2022 |
Locations
| Location | Patents | Span |
|---|---|---|
| KR | 8 | 2022–2026 |