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Top 50 Key Players companies in Transformer
by Most Literature Citation in the world in 2021

The Transformer top 50 is Discovery PatSnap’ annual ranking of the top 50 Most Literature Citation Transformer Key Players in the world. 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.

Key Players

Fast-growings

Startups & Unicorns

New Entrants

Ranking Year:

2022

2021

2020

2019

2018

Region:

Global

Japan

United States

Ranking:

Most Patent Filings

Highest Patent Value

Most Sep Patents

Most Patent Citation

Most Research Publications

Most Literature Citation

Most Market Reports

Most News Heat

#
Company Name
Region
Tech Topics
Total
1
Aalborg University Hospital
Denmark
Social science,Public university,Neurotechnology,
...[+2]
Literature citation: 4,539
2
Hitachi Ltd.
Tokyo, Japan
Elevator,Electrical equipment,Electric motor,
...[+2]
Literature citation: 4,198
3
General Electric Co.
Massachusetts, United States
Energy management,Turbine,Electronics,
...[+2]
Literature citation: 3,820
4
Hydro-Québec
Canada
Electricity,Power transmission,Electric power transmission,
...[+2]
Literature citation: 3,271
5
Siemens AG
Bayern, Germany
Power transmission,Electronics,Turbine,
...[+2]
Literature citation: 2,402
6
National Grid Electricity Transmission Plc
United Kingdom
Electricity,National Grid,Power transmission,
...[+1]
Literature citation: 2,362
7
Sintef AS
Sør-Trøndelag, Norway
Knowledge generation,Market research,Articulated robot,
...[+2]
Literature citation: 1,938
8
Eaton Corp. Plc
Dublin, Ireland
Electrical equipment,Electronics,Hydraulics,
...[+2]
Literature citation: 1,756
9
Westinghouse Electric Co. LLC
Pennsylvania, United States
Nuclear power plant,Pressurized water reactor,Power transmission,
...[+2]
Literature citation: 1,667
10
Alstom SA
Île-de-France, France
Public transport,Power transmission,Efficient energy use,
...[+2]
Literature citation: 1,602
11
TOSHIBA Corp.
Tokyo, Japan
Semiconductor,Computer hardware,Electronics,
...[+2]
Literature citation: 1,491
12
ABB Ltd.
ZURICH, Switzerland
Robotics,Electrical equipment,Public transport,
...[+2]
Literature citation: 1,328
13
Hydro One Ltd.
Ontario, Canada
Electricity,Electric power transmission,Efficient energy use,
...[+2]
Literature citation: 1,310
14
Koninklijke Philips NV
Noord-Holland, Netherlands
Health care,Wellness Programs,Medical imaging,
...[+2]
Literature citation: 1,186
15
International Business Machines Corp.
New York, United States
Software,Computer hardware,Enterprise software,
...[+2]
Literature citation: 1,168
16
Texas Instruments Incorporated
Texas, United States
Semiconductor,Digital signal processing,Electronic component,
...[+2]
Literature citation: 1,024
17
Samsung Co. Ltd.
South Korea
Semiconductor,Communication device,Electronic component
Literature citation: 992
18
Instituto De SAlud Carlos Iii De Madrid
Spain
Cancer immunotherapy,Immunotherapy,Monoclonal antibody,
...[+2]
Literature citation: 879
19
Manitoba Hydro-Electric Board
Manitoba, Canada
Natural gas,Renewable energy,Electricity,
...[+2]
Literature citation: 868
20
Mitsubishi Electric US, Inc.
California, United States
Automation,Photovoltaics,Air conditioning,
...[+2]
Literature citation: 867
21
STMicroelectronics SA
Île-de-France, France
Semiconductor,Semiconductor chip,Electronic component,
...[+1]
Literature citation: 823
22
Tokyo Electric Power Co. Holdings, Inc.
Tokyo, Japan
Power grid,Association (object-oriented programming),Electricity,
...[+2]
Literature citation: 747
23
Schweitzer Engineering Laboratories, Inc.
Washington, United States
Electronics,Software,Control system,
...[+2]
Literature citation: 746
24
Mitsubishi Corp.
Tokyo, Japan
Lifestyle business,Electricity,Raw material,
...[+2]
Literature citation: 659
25
Schneider Electric SE
Île-de-France, France
Energy management,Software,Renewable energy,
...[+2]
Literature citation: 646
26
Nokia Bell Labs France
Île-de-France, France
Construction engineering,Environmental engineering,Civil engineering,
...[+1]
Literature citation: 539
27
Central Research Institute of Electric Power Industry
Kanagawa, Japan
Electric power industry,Technology transfer
Literature citation: 537
28
Slovak Academy of Sciences
BL, SK
Basic research
Literature citation: 509
29
Max Planck Gesellschaft zur Förderung der Wissenschaften eV
Bayern, Germany
Basic research,Publishing,Market research,
...[+2]
Literature citation: 489
30
American Electric Power Co., Inc.
Ohio, United States
Electricity,Electric power transmission,Electric utility,
...[+2]
Literature citation: 473
31
State Grid Corp. of China
Beijing Shi, China
Electric vehicle,Power grid,Total asset,
...[+2]
Literature citation: 436
32
Intel Corp.
California, United States
Semiconductor,Software,Computer hardware,
...[+2]
Literature citation: 433
33
Kema, Inc.
Lombardia, Italy
Renewable energy,Solar energy
Literature citation: 421
34
The National Research Council
District of Columbia, United States
Public opinion,Health care,Chemistry,
...[+2]
Literature citation: 414
35
Texas A&M University Qatar
Qatar
Petroleum engineering,Chemical engineering,Control theory,
...[+2]
Literature citation: 399
36
Ge Energy Infrastructure
Connecticut, United States
Power transmission,Electricity
Literature citation: 377
37
El Centro de Investigación y de Estudios Avanzados
DF, MX
Mexico city
Literature citation: 372
38
Korea Electrotechnology Research Institute
Gyeongsangnam-do, South Korea
Renewable energy
Literature citation: 364
39
China Southern Power Grid Co., Ltd.
Guangdong Sheng, China
Power transmission,Electric power transmission,Power grid,
...[+2]
Literature citation: 345
40
Rockwell Automation, Inc.
Wisconsin, United States
Automation,Software,Computer hardware,
...[+2]
Literature citation: 333
41
Infineon Technologies AG
Bayern, Germany
Semiconductor,Electronics,Efficient energy use,
...[+2]
Literature citation: 323
42
European Organization for Nuclear Research
Genève, Switzerland
Particle physics,Member state
Literature citation: 299
43
Chubu Electric Power Co., Inc.
Aichi, Japan
Electricity,Electric utility,Electric power transmission,
...[+2]
Literature citation: 298
44
Eskom Holdings SOC Ltd.
South Africa
Electricity,Power transmission,Energy management,
...[+2]
Literature citation: 249
45
Korea Electric Power Corp.
South Korea
Power transmission,Electricity,Electric power transmission,
...[+2]
Literature citation: 208
46
Nagaoka University of Technology National University Corp.
Japan
Internship
Literature citation: 197
47
CG Power & Industrial Solutions Ltd.
Maharashtra, India
Power transmission,Transformer,Electrical equipment,
...[+2]
Literature citation: 194
48
Enel SpA
Lazio, Italy
Smart meter,Electricity,Petroleum industry,
...[+2]
Literature citation: 165
49
Scottish Power Ltd.
United Kingdom
Power transmission,Energy in the United States,Thermal power station,
...[+2]
Literature citation: 153
50
DuPont de Nemours, Inc.
DE, US
Synthetic rubber,Chemical engineering,Silicone,
...[+2]
Literature citation: 114

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