Top 20 Key Players companies in Photomask by Most Patent Filings in the South Korea in 2021 – Discovery

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1	Samsung Electronics Co., Ltd.	South Korea	Computer hardware,Semiconductor,Software, ...[+2]	Patent: 811
2	Dongbu Electronics Co. Ltd.	South Korea	Semiconductor,Resistor,Microprocessor, ...[+2]	Patent: 84
3	Hyundai MicroElectronics Co., Ltd.	South Korea	Microelectronics,Computer hardware,Electronics, ...[+2]	Patent: 32
4	LG Display Co., Ltd.	South Korea	Electronics,Automotive engineering,Electronic visual display, ...[+2]	Patent: 30
5	LG Chem Ltd.	South Korea	Petrochemical,Synthetic rubber,Health care, ...[+2]	Patent: 15
6	Seoul Viosys Co., Ltd.	South Korea	Computer hardware,Electronics,Semiconductor, ...[+2]	Patent: 15
7	LG Semicon Co. Ltd.	Seoul, South Korea	Semiconductor,Windows CE,Operating system, ...[+2]	Patent: 15
8	LG Electronics, Inc.	South Korea	Computer hardware,Electronics,Telecommunications, ...[+2]	Patent: 11
9	SFA Semicon Co., Ltd.	South Korea	Semiconductor,Telecommunications,Electronic component, ...[+1]	Patent: 8
10	SKC solmics Co., Ltd.	Gyeonggi-do, South Korea	Semiconductor,Electronic component,Electronics, ...[+2]	Patent: 8
11	ICTK Co., Ltd.	Gyeonggi-do, South Korea	Smart card,Information technology consulting,Mobile device	Patent: 8
12	Youngchang Chemical Co., Ltd.	South Korea	Chemical engineering	Patent: 6
13	Fine Semitech Corp.	Gyeonggi-do, South Korea	Semiconductor,Chiller,Electronic component, ...[+2]	Patent: 5
14	Duksan Co., Ltd.	South Korea	Petroleum industry	Patent: 5
15	EO Technics Co., Ltd.	Gyeonggi-do, South Korea	Laser,Semiconductor,Laser source, ...[+2]	Patent: 4
16	Intellectual Discovery Co., Ltd.	Seoul, South Korea	Intellectual property,Asset management,Investment fund, ...[+1]	Patent: 4
17	Value Engineering Co. Ltd.	South Korea		Patent: 4
18	Dongjin Semichem Co., Ltd.	South Korea	Semiconductor,Photoresist,Electronics, ...[+2]	Patent: 3
19	Photronics Cheonan Ltd. /Kr/	South Korea	Semiconductor,Photomask,Electronic component	Patent: 3
20	Key Foundry Co., Ltd	South Korea	Semiconductor	Patent: 3