Inventor

YONG-HYUN CHOI

Inventor

Overview

10→

Patents

2022–2025

Patent span

Electricity

Primary field (CPC H)

Patents· 10 as inventor

Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.

C09Kprimary

C09KMaterials for miscellaneous applications, not provided for elsewhere17%

H10PGeneric processes or apparatus for the manufacture or treatment of devices covered by class h1013%

F26BDrying solid materials or objects by removing liquid therefrom10%

H01LSemiconductor devices10%

B08BCleaning in general7%

C08FMacromolecular compounds obtained by reactions only involving carbon-to-carbon unsaturated bonds7%

G02FOptical devices or arrangements for the control of light by modification of the optical properties of the media of the elements involved therein7%

B60HArrangements of heating, cooling, ventilating or other air-treating devices specially adapted for passenger or goods spaces of vehicles3%

B60KArrangement or mounting of propulsion units or of transmissions in vehicles3%

B60LPropulsion of electrically-propelled vehicles3%

PatentTitleYear

12,347,720Apparatus for treating substrate2025 12,272,543Apparatus for treating substrate and method for treating substrate2025 12,222,159Apparatus and method for treating substrate2025 12,031,078Switching layer for use in an optical switching element2024 11,873,439Polymerisable liquid crystal material and polymerised liquid crystal film2024 11,851,601Polymerisable liquid crystal material and polymerised liquid crystal film2023 11,820,932Polymerisable liquid crystal material and polymerised liquid crystal film2023 11,655,907Substrate treating apparatus and safety valve applied thereto2023 11,566,179Liquid-crystalline medium2023 11,383,582Heat pump system for vehicle2022

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

2022Patents assigned to DOOWON CLIMATE CONTROL CO LTD (1)· patent assignee history

2022Patents assigned to HYUNDAI MOTOR CO LTD (1)· patent assignee history

2022Patents assigned to KIA MOTORS CORP (1)· patent assignee history

2022–2025Based in KR· patent location history

2023–2024Patents assigned to MERCK PATENT GMBH (5)· patent assignee history

2023–2025Patents assigned to SEMES CO LTD (4)· patent assignee history

Inventor activity

Assignee and location history derived from the patent record.

Assignees

Assignee	Patents	Span
MERCK PATENT GMBH	5	2023–2024
SEMES CO LTD	4	2023–2025
DOOWON CLIMATE CONTROL CO LTD	1	2022
HYUNDAI MOTOR CO LTD	1	2022
KIA MOTORS CORP	1	2022

Locations

Location	Patents	Span
KR	10	2022–2025