Free Trial
Want deep insights into your competitors & competitive landscape? Try Patsnap Eureka!

Top 100 Key Players companies in Brazing
by Most Patent Citation in the Japan in 2022

The Brazing top 100 is Discovery PatSnap’ annual ranking of the top 100 Most Patent Citation Brazing Key Players in the Japan. Discovery has identified the top key players, startups & unicorns, fast-growings, news entrants in 2022, 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
UACJ Corp.
Metal,Aluminium alloy,Alloy,
...[+2]
patent citation: 1,605
2
MA Aluminum Corp.
Mill,Metal,Precious metal,
...[+2]
patent citation: 1,517
3
DENSO Corp.
Automotive engineering,Industrial robot,Programmable logic controller,
...[+2]
patent citation: 1,471
4
Nihon Denso KK
Manufacturing engineering,Mechanical engineering
patent citation: 1,444
5
Hitachi Ltd.
Elevator,Electrical equipment,Electric motor,
...[+2]
patent citation: 1,376
6
Furukawa Electric Co., Ltd.
Optical fiber,Renewable energy,Optoelectronics,
...[+2]
patent citation: 1,272
7
TOSHIBA Corp.
Semiconductor,Computer hardware,Electronics,
...[+2]
patent citation: 1,239
8
Showa Aluminum Corp.
Mining engineering,Precious metal,Dross,
...[+2]
patent citation: 1,151
9
Kobe Steel, Ltd.
Welding,Electronics,Mining engineering,
...[+2]
patent citation: 907
10
Mitsubishi Kogyo KK
patent citation: 728
11
Mitsubishi Electric Engineering Co., Ltd.
patent citation: 697
12
Showa Denko K.K.
Graphite,Materials science,Nanomaterials,
...[+2]
patent citation: 682
13
Mitsubishi Materials Corp.
Cement,Alloy,Polycrystalline silicon,
...[+2]
patent citation: 659
14
Mitsubishi Materials Techno Corp.
patent citation: 659
15
Tanaka Holdings Co. Ltd.
Precious metal,Mining engineering,Natural resource management,
...[+2]
patent citation: 591
16
Nippon Peroxide Co. Ltd.
Hydrogen peroxide,Chemical engineering
patent citation: 589
17
Kyocera Corp.
Semiconductor,Electronics,Telecommunications,
...[+2]
patent citation: 523
18
Sumitomo Electric Industries Ltd.
Electronics,Optical fiber,Optical fiber cable,
...[+2]
patent citation: 489
19
Sumitomo Electric
Optical fiber,Electronics,Optical fiber cable
patent citation: 489
20
Seiko Epson Corp.
Wearable technology,Projector,Electronics,
...[+2]
patent citation: 440
21
NGK SPARK PLUG CO., LTD.
Spark plug,Automotive engineering,Ceramic art,
...[+2]
patent citation: 438
22
T. RAD Co., Ltd.
Heat exchanger,Conditioners
patent citation: 435
23
Nippon Light Metal Co., Ltd.
Metal,Precious metal,Mining engineering,
...[+2]
patent citation: 423
24
NGK Insulators, Ltd.
Beryllium copper,Industrial engineering,Pottery,
...[+2]
patent citation: 390
25
Panasonic Holdings Corp.
Semiconductor,Industrial engineering,Electronics,
...[+2]
patent citation: 373
26
Matsushita Electronics Corp.
Electronics,Computer hardware,DVD player,
...[+2]
patent citation: 373
27
Toyota Motor Corp.
Sport utility vehicle,Mobile device,Public transport,
...[+2]
patent citation: 360
28
NEC Corp.
Virtualization,Big data,Network security,
...[+2]
patent citation: 353
29
Valeo Thermal Systems Japan Corp.
Thermal,Automation,Manufacturing engineering,
...[+2]
patent citation: 351
30
Usui Co. Ltd.
Mining engineering,Natural resource management,Power steering,
...[+2]
patent citation: 300
31
DAIKIN INDUSTRIES Ltd.
Air conditioning,Refrigeration,Mechanical engineering,
...[+2]
patent citation: 253
32
Daikin Airconditioning France SAS
Industrial engineering,Fluorochemical industry,Air conditioning,
...[+1]
patent citation: 253
33
NIPPON STEEL Stainless Steel Corp.
Mill,Metal,Mining engineering,
...[+1]
patent citation: 236
34
Hitachi Cable Ltd.
Electronics,Metal,Optical fiber,
...[+2]
patent citation: 229
35
Nissan Motor Co., Ltd.
Truck,Public transport,Automotive engineering,
...[+2]
patent citation: 228
36
Fujitsu Ltd.
Cloud computing,Enterprise software,Information technology management,
...[+2]
patent citation: 221
37
Toyota Central R&D Labs, Inc.
Semiconductor,Power semiconductor device,System on a chip,
...[+2]
patent citation: 218
38
Meidensha Corp.
Electrical equipment,Social infrastructure,Electronics,
...[+2]
patent citation: 191
39
Honda Motor Co., Ltd.
Automotive engineering,Manufacturing engineering,Sport utility vehicle,
...[+2]
patent citation: 188
40
Kanto Yakin Kogyo Co. Ltd.
Industrial furnace,Automation,Manufacturing engineering,
...[+2]
patent citation: 186
41
Hitachi Metals, Ltd.
Metal,Magnet,Telecommunications,
...[+2]
patent citation: 182
42
NHK Spring Co., Ltd.
Leaf spring,Coil spring,Head restraint,
...[+2]
patent citation: 157
43
Sanden Corp.
Heat exchanger,Distribution system,Refrigeration,
...[+2]
patent citation: 151
44
Fuji Electronics Co., Ltd.
Semiconductor,Microcomputer,Electronic component,
...[+2]
patent citation: 149
45
Fuji Electric FA Components & SYstems Co., Ltd.
Semiconductor,Industrial engineering,Smart grid,
...[+2]
patent citation: 149
46
Daido Steel Co., Ltd.
Magnet,Power transmission,Ferroalloy,
...[+2]
patent citation: 144
47
SANYO Electric Co., Ltd.
Semiconductor,Computer hardware,Software,
...[+2]
patent citation: 142
48
Mazda Motor Corp.
Automotive engineering,Reciprocating engine,Manual transmission,
...[+2]
patent citation: 140
49
Sharp Corp.
Computer hardware,Electronics,Telecommunications,
...[+2]
patent citation: 134
50
SPP Technologies Co., Ltd.
Semiconductor,Etching,Electronic component
patent citation: 126
51
Fukuda Metal Foil & Powder Co., Ltd.
Precious metal,Mining engineering,Metallurgy,
...[+2]
patent citation: 123
52
Nippon Kinzoku Co., Ltd.
Composite process,Industrial engineering,Magnesium alloy,
...[+1]
patent citation: 112
53
Sony Group Corp.
Computer hardware,Software,Music,
...[+2]
patent citation: 106
54
Sumitomo Metal Mining Co., Ltd.
Nickel,Mining engineering,Natural resource management,
...[+2]
patent citation: 97
55
Asahi Diamond Industrial Co., Ltd.
Diamond,Manufacturing engineering,Metalworking,
...[+2]
patent citation: 96
56
Dowa Electronics Materials Co., Ltd.
Electronics,Semiconductor,Mining engineering,
...[+2]
patent citation: 96
57
IHI Power Systems Co., Ltd.
Turbine,Gas engine,Manufacturing engineering,
...[+2]
patent citation: 94
58
Hitachi Astemo Ltd.
Public transport,Automotive engineering
patent citation: 94
59
Harima Chemicals Group, Inc.
Tall oil,Synthetic rubber,Chemical engineering,
...[+2]
patent citation: 93
60
Komatsu Ltd.
Environmental engineering,Construction engineering,Heavy equipment,
...[+2]
patent citation: 90
61
Toyo Aluminium KK
Metal,Solar cell,Aluminium,
...[+2]
patent citation: 89
62
Nippon Sanso KK
Industrial gas,Chemical engineering,Liquid helium,
...[+2]
patent citation: 86
63
Hamamatsu Photonics KK
Semiconductor,Photonics,Laser,
...[+2]
patent citation: 85
64
Tokyo Radiator Manufacturing Co., Ltd.
Fuel tank,Exhaust gas recirculation,Industrial engineering,
...[+2]
patent citation: 85
65
Matsushita Refrigeration Co.
Electronics,Heat exchanger,Refrigeration,
...[+1]
patent citation: 85
66
Tsuchiya Seisakusho YK
Metal
patent citation: 79
67
Sumitomo Wiring Systems Ltd.
High voltage,Electronics,Power steering,
...[+2]
patent citation: 78
68
Yuasa Co., Ltd.
Software development,Software,Accounting
patent citation: 74
69
Japan Storage Battery Co., Ltd.
Electronics
patent citation: 74
70
Nippon Steel Nisshin Co., Ltd.
Construction engineering
patent citation: 72
71
Suikoh Topline Co. Ltd.
patent citation: 72
72
Autonetworks Technologies Ltd.
patent citation: 68
73
Tokuriki Honten Co. Ltd.
patent citation: 68
74
Tokyo Tungsten Co. Ltd.
patent citation: 68
75
Allied Material Corp.
Automation,Manufacturing engineering,Industrial engineering,
...[+2]
patent citation: 65
76
Fujikoki Corp.
Refrigeration,Air conditioning,Automation,
...[+2]
patent citation: 64
77
Citizen Watch Co., Ltd.
Quartz,Semiconductor,Electronics,
...[+2]
patent citation: 63
78
YASKAWA Electric Corp.
Robotics,Automation,Electrical equipment,
...[+2]
patent citation: 61
79
IHI Corp.
Turbocharger,Manufacturing engineering,Turbine,
...[+2]
patent citation: 59
80
Tokyo Gas Co., Ltd.
Natural gas,Hydrogen chloride,Petroleum industry,
...[+2]
patent citation: 57
81
Shinko Electric Industries Co., Ltd.
Semiconductor,Packaging engineering,Integrated circuit,
...[+2]
patent citation: 57
82
Brother Industries, Ltd.
Computer hardware,Electronics,Digital printing,
...[+2]
patent citation: 56
83
Sumitomo Metal Industries Ltd.
Metal,Semiconductor,Casting,
...[+2]
patent citation: 55
84
Saginomiya Seisakusho, Inc.
Refrigeration,Automation,Manufacturing engineering,
...[+2]
patent citation: 54
85
Yamaha Corp.
Audio equipment,Gasoline,Loudspeaker,
...[+2]
patent citation: 53
86
Kawasaki Heavy Industries Ltd.
Turbine,Mechanical engineering,Manufacturing engineering,
...[+2]
patent citation: 52
87
Diesel Kiki Co. Ltd.
Automotive engineering
patent citation: 51
88
Nakamura Choukou Co., Ltd.
Semiconductor,Fast-moving consumer goods,Electronics,
...[+2]
patent citation: 50
89
Seiko Instruments, Inc.
Semiconductor,Electronic component,Optical fiber connector,
...[+2]
patent citation: 50
90
Alps Alpine Co., Ltd.
Electronic component,Electronics,Power transmission,
...[+2]
patent citation: 49
91
Sumitomo Precision Products Co., Ltd.
Landing gear,Electronic component,Semiconductor,
...[+2]
patent citation: 47
92
Olympus Corp.
Microscope,Endoscopy,Software,
...[+2]
patent citation: 46
93
Morita Chemical Industries Co. Ltd.
Fluorine,Chemical engineering,Hydrofluoric acid,
...[+2]
patent citation: 45
94
Tamura Corp.
Electronic component,Soldering,Electronics,
...[+2]
patent citation: 44
95
SCHOTT Japan Corp.
Computer hardware,Electronics
patent citation: 44
96
Kanto Sanyo Semiconductors Co. Ltd.
patent citation: 42
97
Sansha Electric Manufacturing Co., Ltd.
Semiconductor,Sales management,Manufacturing engineering,
...[+2]
patent citation: 41
98
Aisin Corp.
Brake,Automotive engineering,Navigation system,
...[+2]
patent citation: 40
99
Showa Aircraft Industry Co., Ltd.
Aerospace,Aviation,Fireplace,
...[+2]
patent citation: 40
100
JFE Holdings, Inc.
Materials science,Product design,Carbon steel,
...[+2]
patent citation: 39
Page generation time: Jun 04 2025