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Top 50 Fast-growings companies in Brazing
by Most Patent Filing In 3 Years in the Japan in 2020

The Brazing top 50 is Discovery PatSnap’ annual ranking of the top 50 Most Patent Filing In 3 Years Brazing Fast-growings in the Japan. Discovery has identified the top key players, startups & unicorns, fast-growings, news entrants in 2020, 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: 80
2
MA Aluminum Corp.
Mill,Metal,Precious metal,
...[+2]
Patent: 57
3
Nihon Denso KK
Manufacturing engineering,Mechanical engineering
Patent: 37
4
Mitsubishi Electric Engineering Co., Ltd.
Patent: 28
5
DENSO Corp.
Automotive engineering,Industrial robot,Programmable logic controller,
...[+2]
Patent: 20
6
Kobe Steel, Ltd.
Welding,Electronics,Mining engineering,
...[+2]
Patent: 20
7
Mitsubishi Materials Corp.
Cement,Alloy,Polycrystalline silicon,
...[+2]
Patent: 19
8
Mitsubishi Materials Techno Corp.
Patent: 19
9
Harima Chemicals Group, Inc.
Tall oil,Synthetic rubber,Chemical engineering,
...[+2]
Patent: 16
10
Tanaka Holdings Co. Ltd.
Precious metal,Mining engineering,Natural resource management,
...[+2]
Patent: 14
11
TOSHIBA Corp.
Semiconductor,Computer hardware,Electronics,
...[+2]
Patent: 12
12
Toshiba Chemical Corp.
Electronics,Chemical engineering
Patent: 11
13
Kyocera Corp.
Semiconductor,Electronics,Telecommunications,
...[+2]
Patent: 11
14
Panasonic Intellectual Property Management Co. Ltd.
Patent: 11
15
DAIKIN INDUSTRIES Ltd.
Air conditioning,Refrigeration,Mechanical engineering,
...[+2]
Patent: 10
16
T. RAD Co., Ltd.
Heat exchanger,Conditioners
Patent: 10
17
Honda Motor Co., Ltd.
Automotive engineering,Manufacturing engineering,Sport utility vehicle,
...[+2]
Patent: 10
18
Daikin Airconditioning France SAS
Industrial engineering,Fluorochemical industry,Air conditioning,
...[+1]
Patent: 10
19
Nitto Denko Corp.
Semiconductor,Product design,Adhesive,
...[+2]
Patent: 8
20
NGK SPARK PLUG CO., LTD.
Spark plug,Automotive engineering,Ceramic art,
...[+2]
Patent: 8
21
JX Nippon Mining & Metals Corp.
Non-ferrous metal,Cathode material,Mining engineering,
...[+2]
Patent: 7
22
Saginomiya Seisakusho, Inc.
Refrigeration,Automation,Manufacturing engineering,
...[+2]
Patent: 6
23
Valeo Thermal Systems Japan Corp.
Thermal,Automation,Manufacturing engineering,
...[+2]
Patent: 6
24
Nippon Steel Nisshin Co., Ltd.
Construction engineering
Patent: 6
25
Tokyo Braze Co. Ltd.
Patent: 6
26
UACJ Extrusion Corp.
Mining engineering,Precious metal
Patent: 5
27
Showa Denko K.K.
Graphite,Materials science,Nanomaterials,
...[+2]
Patent: 5
28
Toshiba Materials Co., Ltd.
Mechanical engineering,Ceramic art,Scintillator,
...[+2]
Patent: 5
29
National Institutes of Natural Sciences
Patent: 4
30
Sumitomo Electric Sintered Alloy, Ltd.
Sintered alloy,Computer hardware,Information technology management
Patent: 4
31
NIPPON STEEL Stainless Steel Corp.
Mill,Metal,Mining engineering,
...[+1]
Patent: 4
32
JFE Holdings, Inc.
Materials science,Product design,Carbon steel,
...[+2]
Patent: 4
33
JFE Steel Corp.
Irone,Mining engineering,Natural resource management,
...[+2]
Patent: 4
34
Senju Metal Industry Co., Ltd.
Solder ball,Mining engineering,Natural resource management,
...[+2]
Patent: 4
35
Toshiba Energy Systems & Solutions Corp.
Power transmission,Electricity,Proton exchange membrane fuel cell,
...[+2]
Patent: 3
36
Takasago Thermal Engineering Co., Ltd.
Construction engineering,Environmental consulting,HVAC,
...[+2]
Patent: 3
37
Toyota Central R&D Labs, Inc.
Semiconductor,Power semiconductor device,System on a chip,
...[+2]
Patent: 3
38
Hitachi Metals, Ltd.
Metal,Magnet,Telecommunications,
...[+2]
Patent: 3
39
Nippon Light Metal Co., Ltd.
Metal,Precious metal,Mining engineering,
...[+2]
Patent: 3
40
Toshiba Carrier Corp.
Air conditioning,Conditioners,Automation,
...[+2]
Patent: 2
41
Sumitomo Electric Hardmetal Corp.
Patent: 2
42
Hitachi Ltd.
Elevator,Electrical equipment,Electric motor,
...[+2]
Patent: 2
43
Nagaki Seiki KK
Patent: 2
44
Fujikoki Corp.
Refrigeration,Air conditioning,Automation,
...[+2]
Patent: 2
45
Sanyo Special Steel Co., Ltd.
Forging,Mining engineering,Natural resource management,
...[+2]
Patent: 2
46
Tokyo Electron Ltd.
Semiconductor,Power transmission,Flat panel display,
...[+2]
Patent: 2
47
Toyo Kohan Co., Ltd.
Aluminum substrate,Ferroalloy,Mining engineering,
...[+1]
Patent: 2
48
Showa Denko Materials Co., Ltd.
Semiconductor,Carbon product,Efficient energy use,
...[+2]
Patent: 2
49
Opton Co. Ltd
Automation,Mechanical engineering,Manufacturing engineering,
...[+1]
Patent: 2
50
Sankei Giken Kogyo Co. Ltd.
Metal,Automation,Manufacturing engineering,
...[+2]
Patent: 2
Page generation time: Jun 01 2025