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Top 50 Key Players companies in Brazing
by Most Patent Filings in the United States in 2021

The Brazing top 50 is Discovery PatSnap’ annual ranking of the top 50 Most Patent Filings Brazing Key Players in the United States. 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
General Electric Co.
Energy management,Turbine,Electronics,
...[+2]
Patent: 331
2
Fujitsu Microelectronics America, Inc.
Semiconductor,Microelectronics,Electronic component,
...[+2]
Patent: 82
3
Endress+Hauser, Inc.
Temperature measurement,Computer hardware,Electronics
Patent: 81
4
International Business Machines Corp.
Software,Computer hardware,Enterprise software,
...[+2]
Patent: 50
5
Honeywell International, Inc.
Aerospace,Electronics,Market research,
...[+2]
Patent: 48
6
Robert Bosch Corp.
Shopping mall,Truck
Patent: 46
7
United Technologies
Aerospace,Public transport,Building automation,
...[+2]
Patent: 42
8
United-Tech, Inc.
Yeast,Telecommunications,Chemical treatment,
...[+2]
Patent: 42
9
Lincoln Global, Inc.
Soldering,Automation,Manufacturing engineering,
...[+2]
Patent: 38
10
Aloca, Inc.
Bauxite,Metal,Aluminium
Patent: 36
11
Delphi Technology, Inc.
Software,Business intelligence,Systems design,
...[+2]
Patent: 35
12
Diamond Innovations, Inc.
Diamond,Manufacturing engineering,Precious metal,
...[+2]
Patent: 35
13
telent Ltd.
Telecommunications,Operational system,Internet of Things,
...[+2]
Patent: 33
14
Modine Manufacturing Co.
Heat exchanger,Automotive engineering,Heat transfer,
...[+2]
Patent: 32
15
General Motors Co.
Sport utility vehicle,Public transport,Enterprise software,
...[+2]
Patent: 31
16
Siemens Energy, Inc.
HVAC,Offshore wind power,Wind power,
...[+1]
Patent: 29
17
Raytheon Co.
Missile,National security,Aerospace,
...[+2]
Patent: 28
18
Metglas, Inc.
Smart material,Amorphous metal,Ribbon,
...[+2]
Patent: 28
19
Lucas-Milhaupt, Inc.
Brazing,Alloy,Filler metal,
...[+2]
Patent: 25
20
Arconic, Inc.
Mining engineering,Precious metal,Metal,
...[+2]
Patent: 24
21
Halliburton Energy Services, Inc.
Natural gas,Submersible pump,Centrifugal pump,
...[+2]
Patent: 24
22
Watlow Electric Manufacturing Co.
Semiconductor,Electric heating,Electronics,
...[+2]
Patent: 23
23
Lifesize Communications, Inc.
Software,Telecommunications,Online charging system,
...[+2]
Patent: 23
24
Hoeganaes Corp.
Metal,3D printing,Metal powder,
...[+2]
Patent: 23
25
BorgWarner, Inc.
Electric vehicle,Automotive engineering,Gasoline,
...[+2]
Patent: 20
26
Kennametal, Inc.
Mining engineering,Construction engineering,Cutlery,
...[+2]
Patent: 19
27
Praxair S.T. Technology, Inc.
Information technology consulting,Systems design,Coating,
...[+2]
Patent: 19
28
Westinghouse Electric Co. LLC
Nuclear power plant,Pressurized water reactor,Power transmission,
...[+2]
Patent: 18
29
AlliedSignal, Inc.
Aerospace,Automotive engineering,Aerospace systems,
...[+2]
Patent: 18
30
3M Innovative Properties Co.
Intellectual property,Product design
Patent: 18
31
ABB Automation, Inc.
Automation,Manufacturing engineering,Mechanical engineering,
...[+2]
Patent: 17
32
Union Carbide Corp.
Synthetic rubber,Carbide,Natural rubber,
...[+2]
Patent: 16
33
Smith International, Inc.
Natural gas,Drill bit,Directional drilling
Patent: 16
34
Velocys, Inc.
Renewable energy,Petroleum industry,Space research,
...[+2]
Patent: 15
35
Carrier Corp.
Refrigeration,Air conditioning,Mechanical engineering,
...[+2]
Patent: 14
36
Handy & Harman
Market position,Zinc,Industrial engineering,
...[+1]
Patent: 14
37
Fisher Controls International LLC
Ball valve,Automation,Manufacturing engineering,
...[+2]
Patent: 14
38
Morgan Advanced Ceramics, Inc.
Carbon,Electronics
Patent: 14
39
Visteon Global Technologies, Inc.
Automotive engineering
Patent: 13
40
Xerox Holdings Corp.
Computer hardware,Software,Digital document,
...[+2]
Patent: 12
41
Google LLC
Advertising,Enterprise software,Search engine,
...[+2]
Patent: 12
42
Xerox Corp.
Computer hardware,Electronics,Product group,
...[+2]
Patent: 12
43
Air Products & Chemicals, Inc.
Industrial gas,Chemical engineering,Helium,
...[+2]
Patent: 11
44
Johnson Controls Technology Co.
Patent: 11
45
Varel International Ind LP
Investment company
Patent: 11
46
Olin Corp.
Epoxy,Chemical engineering,Ammunition,
...[+2]
Patent: 10
47
Maxwell Technologies, Inc.
Energy storage,Renewable energy,Automotive engineering,
...[+2]
Patent: 10
48
Reynolds Metals Co.
Distributor,Tin can,Precious metal,
...[+2]
Patent: 10
49
Rolls-Royce Corp.
Mechanical engineering,Manufacturing engineering,Power transmission,
...[+1]
Patent: 10
50
ESCO LLC
Pressure sensitive,Computer hardware,Electronics
Patent: 10
Page generation time: Jun 07 2025