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Top 100 Key Players companies in GiST
by Most Patent Citation in the South Korea in 2021

The GiST top 100 is Discovery PatSnap’ annual ranking of the top 100 Most Patent Citation GiST 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.
In computing, GiST or Generalized Search Tree, is a data structure and API that can be used to build a variety of disk-based search trees. GiST is a generalization of the B+ tree, providing a concurrent and recoverable height-balanced search tree infrastructure without making any assumptions about the type of data being stored, or the queries being serviced. GiST can be used to easily implement a range of well-known indexes, including B+ trees, R-trees, hB-trees, RD-trees, and many others; it also allows for easy development of specialized indexes for new data types. It cannot be used directly to implement non-height-balanced trees such as quad trees or prefix trees (tries), though like prefix trees it does support compression, including lossy compression. GiST can be used for any data type that can be naturally ordered into a hierarchy of supersets. Not only is it extensible in terms of data type support and tree layout, it allows the extension writer to support any query predicates that they choose.
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Company Name
Region
Tech Topics
Total
1
KT Corp.
Telecommunications,Internet of Things,Broadband,
...[+2]
patent citation: 1,885
2
Samsung Electronics Co., Ltd.
Computer hardware,Semiconductor,Software,
...[+2]
patent citation: 797
3
Pantech & Curitel Communications, Inc.
Handset,Electronics,Telecommunications,
...[+1]
patent citation: 546
4
POSCO
Materials science,Mining engineering,Metal,
...[+2]
patent citation: 532
5
Electronics & Telecommunications Research Institute
Telecommunications,Electronics,Automation,
...[+2]
patent citation: 277
6
CJ Corp.
Biotechnology,Pharmaceutics,Shopping mall,
...[+2]
patent citation: 197
7
LG Electronics, Inc.
Computer hardware,Electronics,Telecommunications,
...[+2]
patent citation: 130
8
SK Telecom Co., Ltd.
Telecommunications,Chaebol,5G,
...[+2]
patent citation: 114
9
Research Institute of Industrial Science & Technology
Biotechnology,Agriculture,Fishery,
...[+2]
patent citation: 65
10
Ehwa Diamond Industrial Co., Ltd.
Diamond,Diamond tool,Automation,
...[+2]
patent citation: 27
11
KSIGN Co., Ltd.
Software,Password,Information security,
...[+2]
patent citation: 26
12
Samsung C&T Corp.
Food material,LNG storage tank,Product design,
...[+2]
patent citation: 23
13
Roichen Co. Ltd.
patent citation: 22
14
kt alpha Co., Ltd.
Software as a service,Enterprise software,Software development,
...[+2]
patent citation: 20
15
Hyundai Samho Heavy Industries Co., Ltd.
Shipbuilding,Mechanical engineering,Transport engineering
patent citation: 17
16
Valtech Co. Ltd.
patent citation: 17
17
LG Uplus Corp.
Telecommunications,Mobile device,Electronics,
...[+2]
patent citation: 15
18
Yonsei Industry-Academic Cooperation Foundation
patent citation: 15
19
DL Holdings Co., Ltd.
Chemical engineering,Construction engineering,Natural rubber,
...[+2]
patent citation: 14
20
Ahnlab, Inc.
Software,Information security,Computer security,
...[+2]
patent citation: 14
21
Glopost Co., Ltd.
Software,Performing arts
patent citation: 14
22
Doosan Enerbility Co., Ltd.
Water treatment,Turbine,Construction engineering,
...[+2]
patent citation: 13
23
B2Binternet, Inc.
Software,Enterprise software,Electronic business,
...[+2]
patent citation: 13
24
Pulmuone Co., Ltd.
Soy protein,Food industry,Snack foods,
...[+2]
patent citation: 12
25
Cyber Bank Co. Ltd.
patent citation: 12
26
Hallim Precision Co., Ltd.
Construction engineering
patent citation: 10
27
DideoNET Co., Ltd.
Software,Live streaming,Enterprise software
patent citation: 9
28
Leepack Co. Ltd.
Automation,Manufacturing engineering,Industrial engineering,
...[+2]
patent citation: 9
29
Alticast Corp.
Software,Set top box,Digital broadcasting,
...[+2]
patent citation: 8
30
KANGWON ENERGY Co., Ltd.
Heat exchanger,Automation,Manufacturing engineering,
...[+2]
patent citation: 8
31
Interactivy Co. Ltd.
Advertising,Information retrieval,Mobile device
patent citation: 8
32
Seco Co. Ltd.
patent citation: 8
33
MG Systems Co. Ltd.
patent citation: 8
34
CMTech Co., Ltd.
Mining engineering,Natural resource management
patent citation: 8
35
Samsung Electro-Mechanics Co., Ltd.
Electronic component,Capacitor,Semiconductor,
...[+2]
patent citation: 7
36
DAEWON KANG UP Co., Ltd.
Head restraint,Automotive engineering,Trim,
...[+1]
patent citation: 7
37
Sindoh Co., Ltd.
3D printing,Selective laser sintering,Stereolithography,
...[+1]
patent citation: 7
38
Renault Korea Motors
Automotive engineering
patent citation: 7
39
Iljin A-Tech Co., Ltd.
Automation,Mechanical engineering,Manufacturing engineering,
...[+1]
patent citation: 7
40
Soosan Heavy Industries Co., Ltd.
Manufacturing engineering,Mechanical engineering,Pulverizer,
...[+2]
patent citation: 6
41
SK Ecoplant Co., Ltd.
Offshore wind power,Wind power,Real estate development,
...[+2]
patent citation: 6
42
E-WORLD Co., Ltd.
Tower,Amusement,Observatory,
...[+1]
patent citation: 6
43
Daekuk Corp.
Software,Enterprise software,Data processing,
...[+2]
patent citation: 6
44
Won ST Co. Ltd.
Semiconductor,Electronic component
patent citation: 6
45
SEO Chang Co., Ltd.
Automation,Mechanical engineering,Manufacturing engineering,
...[+1]
patent citation: 6
46
KT Powertel Co., Ltd.
Telecommunications,Wireless,Walkie-talkie
patent citation: 5
47
Telson Electronics Co., Ltd.
Handset,Telecommunications
patent citation: 5
48
Hyundai Autron Co., Ltd.
Biotechnology,Agriculture,Fishery,
...[+2]
patent citation: 5
49
Cmt Co. Ltd.
patent citation: 5
50
NAVER Corp.
Search engine,Internet of Things,Mobile content,
...[+2]
patent citation: 4
51
SALTLUX Inc.
Software,Semantic Web,Value-form,
...[+2]
patent citation: 4
52
Korea Institute of Construction Technology
patent citation: 4
53
Daekyung Co., Ltd.
patent citation: 4
54
Moon Engineering Co. Ltd.
patent citation: 4
55
Erae Ams Co. Ltd.
patent citation: 4
56
Daekyeong Co. Ltd.
patent citation: 4
57
UANGEL Corp.
Internet of Things,Telecommunications,Mobile device,
...[+2]
patent citation: 3
58
Hyundai Hysco Co., Ltd.
Hydroforming,Ferroalloy,Mining engineering,
...[+1]
patent citation: 3
59
Korean Broadcasting System
Broadcasting,Radio broadcasting,Cable television,
...[+2]
patent citation: 3
60
Neo Purple Co., Ltd.
Food industry,Food material,Biosecurity,
...[+1]
patent citation: 3
61
HY Co., Ltd. (Seoul)
Bottled water,Food industry,Nutraceutical,
...[+2]
patent citation: 3
62
SP & G Co. Ltd.
Fluid power,Automation,Manufacturing engineering,
...[+2]
patent citation: 3
63
Maxcom Co., Ltd.
Electric motor,Electrical equipment,Electronics,
...[+1]
patent citation: 3
64
Hansan Steel Plus Co. Ltd.
patent citation: 3
65
Mobigen Co., Ltd.
Computer programming,Information technology consulting,Systems design
patent citation: 3
66
Cnt Korea Co. Ltd.
patent citation: 3
67
Global Packaging System Korea Co., Ltd.
Semiconductor,Electronic component
patent citation: 3
68
Samsung Heavy Industries Co., Ltd.
Shipbuilding,Shipyard,Marine engineering,
...[+2]
patent citation: 2
69
LS Corp.
Tractor,Electric power transmission,Automation,
...[+2]
patent citation: 2
70
DAEWOO SHIPBUILDING & MARINE ENGINEERING Co., Ltd.
Shipbuilding,Shipyard,Computer hardware,
...[+2]
patent citation: 2
71
Daewoo Corp.
Automotive engineering,Machine tool,Electronic component,
...[+2]
patent citation: 2
72
DIO Corp.
Dental implant,Automation,Manufacturing engineering,
...[+2]
patent citation: 2
73
Huneed Technologies
Trunk,Tactical communications,Manufacturing engineering,
...[+1]
patent citation: 2
74
Moodeung Co., Ltd.
Polyethylene terephthalate,Ultraviolet,Polyvinyl chloride
patent citation: 2
75
Fms Korea Co., Ltd.
Microservices,Packaging engineering
patent citation: 2
76
Chois Technology Co., Ltd.
Computer hardware,Electronics,Electrocardiographs,
...[+2]
patent citation: 2
77
Jaepack
Mechanical engineering,Packaging engineering
patent citation: 2
78
Korea Transformer Co., Ltd.
Transformer,Electrical equipment,Electronics,
...[+1]
patent citation: 2
79
Eunsung Co., Ltd.
Metal,Mining engineering,Natural resource management
patent citation: 2
80
Daehong Enterprise Co. Ltd.
patent citation: 2
81
Shinyoung Telecom Co., Ltd.
patent citation: 2
82
World Eng Co., Ltd.
Shipbuilding,Construction engineering
patent citation: 2
83
Hwashin Co., Ltd.
Fuel tank,Automotive engineering,Fuel efficiency,
...[+2]
patent citation: 1
84
LIG Nex1 Co., Ltd.
Missile,Electronics,Radar,
...[+2]
patent citation: 1
85
TJ MEDIA Co., Ltd.
Music,Remote control,Amplifier
patent citation: 1
86
InBody Co., Ltd.
Body composition,Medical equipment,Health care
patent citation: 1
87
Oriental Brewery Co. Ltd.
Beer industry,Brewing,Food industry
patent citation: 1
88
HK Co., Ltd.
Laser,Electronics
patent citation: 1
89
Daewoo Motor Co.
Automotive engineering
patent citation: 1
90
Artrang Co., Ltd
Interior design,Shopping mall,E-commerce
patent citation: 1
91
Samjung Industries Co., Ltd.
Pallet
patent citation: 1
92
Mirae Communications Co. Ltd.
patent citation: 1
93
Gn Co. Ltd.
patent citation: 1
94
Alps Electric Korea Co., Ltd.
Automotive engineering
patent citation: 1
95
Hyundai Motor Co., Ltd.
Public transport,Automotive engineering,Truck,
...[+2]
patent citation: 0
96
Samsung SDI Co., Ltd.
Plasma display,Lithium-ion battery,Solar energy,
...[+2]
patent citation: 0
97
Hyundai Doosan Infracore Co., Ltd.
Excavator,Machine tool,Heavy equipment,
...[+2]
patent citation: 0
98
Ssangyong Motor Co., Ltd.
Sport utility vehicle,Automotive engineering,Diesel engine,
...[+2]
patent citation: 0
99
Amorepacific Corp.
Cosmetics,Cleanser,Toothpaste,
...[+2]
patent citation: 0
100
SKC Co., Ltd.
Propylene glycol,Petrochemical,Industrial engineering,
...[+2]
patent citation: 0
Page generation time: Jun 04 2025