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Top 20 Key Players companies in Brazing
by Highest Patent Value in the South Korea in 2021

The Brazing top 20 is Discovery PatSnap’ annual ranking of the top 20 Highest Patent Value Brazing Key Players in the South Korea. Discovery has identified the top key players, startups & unicorns, fast-growings, news entrants in 2021, ranking from differnt perspectives, including patent filing intensity, academic research capability, news media heat. The company list is generated from various data types.
Brazing is a metal-joining process in which two or more metal items are joined together by melting and flowing a filler metal into the joint, the filler metal having a lower melting point than the adjoining metal.
#
Company Name
Region
Tech Topics
Total
1
Duksan Co., Ltd.
Petroleum industry
Avg patent value: 2.06 M
2
Amotech Co., Ltd.
Renewable energy,Static electricity,Electronic component,
...[+2]
Avg patent value: 1.04 M
3
LIG Nex1 Co., Ltd.
Missile,Electronics,Radar,
...[+2]
Avg patent value: 749,800
4
SEMES Co., Ltd.
Semiconductor,Automation,Mechanical engineering,
...[+2]
Avg patent value: 615,000
5
LG Display Co., Ltd.
Electronics,Automotive engineering,Electronic visual display,
...[+2]
Avg patent value: 587,666
6
Kia Corp.
Customer expectation,Automotive engineering,Public transport,
...[+2]
Avg patent value: 578,071
7
Samsung SDI Co., Ltd.
Plasma display,Lithium-ion battery,Solar energy,
...[+2]
Avg patent value: 494,400
8
Hyundai Motor Co., Ltd.
Public transport,Automotive engineering,Truck,
...[+2]
Avg patent value: 453,414
9
Joinset Co., Ltd.
Electronics
Avg patent value: 390,000
10
Exelway, Inc.
Bluetooth,Electronics,Woofer,
...[+1]
Avg patent value: 380,000
11
Shinhan Diamond Industrial Co., Ltd.
Diamond,Automation,Manufacturing engineering,
...[+2]
Avg patent value: 300,000
12
LG Electronics, Inc.
Computer hardware,Electronics,Telecommunications,
...[+2]
Avg patent value: 258,083
13
Smart Electronics, Inc.
Electronics,Semiconductor,Resistor,
...[+1]
Avg patent value: 256,750
14
Hanon Systems
Heat exchanger,Automotive engineering,Industrial engineering,
...[+2]
Avg patent value: 198,654
15
KB AutoTech Co., Ltd.
Heat exchanger,Automation,Manufacturing engineering,
...[+2]
Avg patent value: 190,000
16
Continental Automotive Electronics LLC
Accelerometer,Automotive electronics,Automotive engineering
Avg patent value: 175,000
17
Heesung Material Ltd.
Electronics,Electronic component,Computer hardware,
...[+1]
Avg patent value: 141,500
18
Cheil Industrial Co. Ltd.
Cardboard box,Microservices,Paperboard,
...[+1]
Avg patent value: 106,500
19
Samsung Electronics Co., Ltd.
Computer hardware,Semiconductor,Software,
...[+2]
Avg patent value: 91,333
20
Sewon Precision Industry Co., Ltd.
Automotive engineering,Metalworking,Surge tank,
...[+1]
Avg patent value: 86,000
Page generation time: Jun 12 2025