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Top 100 Key Players companies in Transformer
by Most Patent Filings in the world in 2021

The Transformer top 100 is Discovery PatSnap’ annual ranking of the top 100 Most Patent Filings 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

China

Japan

Germany

Switzerland

United States

South Korea

United Kingdom

France

Austria

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
State Grid Corp. of China
Beijing Shi, China
Electric vehicle,Power grid,Total asset,
...[+2]
Patent: 18,956
2
TOSHIBA Corp.
Tokyo, Japan
Semiconductor,Computer hardware,Electronics,
...[+2]
Patent: 6,424
3
Siemens AG
Bayern, Germany
Power transmission,Electronics,Turbine,
...[+2]
Patent: 5,819
4
Siemens SA
Madrid, Spain
Scientific Control,Telecommunications,Turbine,
...[+1]
Patent: 5,819
5
Panasonic Holdings Corp.
Osaka, Japan
Semiconductor,Industrial engineering,Electronics,
...[+2]
Patent: 5,201
6
Matsushita Electronics Corp.
Osaka, Japan
Electronics,Computer hardware,DVD player,
...[+2]
Patent: 5,200
7
Mitsubishi Electric Engineering Co., Ltd.
Tokyo, Japan
Patent: 4,877
8
Hitachi Ltd.
Tokyo, Japan
Elevator,Electrical equipment,Electric motor,
...[+2]
Patent: 4,321
9
Koninklijke Philips NV
Noord-Holland, Netherlands
Health care,Wellness Programs,Medical imaging,
...[+2]
Patent: 2,980
10
ABB Ltd.
ZURICH, Switzerland
Robotics,Electrical equipment,Public transport,
...[+2]
Patent: 2,709
11
ABB Automation, Inc.
United States
Automation,Manufacturing engineering,Mechanical engineering,
...[+2]
Patent: 2,709
12
General Electric Co.
Massachusetts, United States
Energy management,Turbine,Electronics,
...[+2]
Patent: 2,706
13
telent Ltd.
Rhode Island, United States
Telecommunications,Operational system,Internet of Things,
...[+2]
Patent: 2,016
14
Fuji Electronics Co., Ltd.
Tokyo, Japan
Semiconductor,Microcomputer,Electronic component,
...[+2]
Patent: 1,973
15
Fuji Electric FA Components & SYstems Co., Ltd.
Tokyo, Japan
Semiconductor,Industrial engineering,Smart grid,
...[+2]
Patent: 1,973
16
Maschinenfabrik Reinhausen GmbH
Germany
Transformer,Electrical equipment,Renewable energy,
...[+2]
Patent: 1,777
17
Sony Group Corp.
Tokyo, Japan
Computer hardware,Software,Music,
...[+2]
Patent: 1,758
18
Jiangsu Electric Power Co.
Jiangsu Sheng, China
Power transmission,Electric power transmission
Patent: 1,707
19
Murata Manufacturing Co. Ltd.
Kyoto, Japan
Semiconductor,Electronics,Electronic component,
...[+2]
Patent: 1,509
20
State Grid Shanghai Municipal Electric Power Co.
Shanghai Shi, China
Electricity,Power transmission,Electric power transmission
Patent: 1,503
21
Robert Bosch GmbH
Baden-Württemberg, Germany
Automotive engineering,Mechanical engineering,Electronics,
...[+2]
Patent: 1,420
22
Robert Bosch Corp.
Michigan, United States
Shopping mall,Truck
Patent: 1,420
23
Samsung Electronics Co., Ltd.
South Korea
Computer hardware,Semiconductor,Software,
...[+2]
Patent: 1,415
24
Westinghouse Electric Co. LLC
Pennsylvania, United States
Nuclear power plant,Pressurized water reactor,Power transmission,
...[+2]
Patent: 1,396
25
Guangdong Power Grid Co. Ltd.
Guangdong Sheng, China
Patent: 1,296
26
Canon, Inc.
Tokyo, Japan
Computer hardware,Software,Computer vision,
...[+2]
Patent: 1,282
27
Baoding Tianwei Baobian Electric Co., Ltd.
Hebei Sheng, China
Transformer,Electrical equipment,Power transmission,
...[+2]
Patent: 1,194
28
TDK Corp.
Tokyo, Japan
Electronic component,Ceramic capacitor,Electronics,
...[+2]
Patent: 1,055
29
Meidensha Corp.
Tokyo, Japan
Electrical equipment,Social infrastructure,Electronics,
...[+2]
Patent: 1,030
30
Delta Electronics, Inc.
Taiwan Province, China
Electronics,Automation,Semiconductor,
...[+2]
Patent: 1,003
31
Fujitsu Ltd.
Tokyo, Japan
Cloud computing,Enterprise software,Information technology management,
...[+2]
Patent: 940
32
Fujitsu Microelectronics America, Inc.
California, United States
Semiconductor,Microelectronics,Electronic component,
...[+2]
Patent: 940
33
Shanken Electric Co. Ltd.
Japan
Patent: 893
34
Licentia Patent Verwaltungs GmbH
Nordrhein-Westfalen, Germany
Patent: 874
35
BBC Brown Boveri Ltd.
Switzerland
Patent: 859
36
Fujian Electric Power Co., Ltd.
Fujian Sheng, China
Offshore wind power,Wind power,Power transmission
Patent: 854
37
Samsung Electro-Mechanics Co., Ltd.
Chungcheongnam-do, South Korea
Electronic component,Capacitor,Semiconductor,
...[+2]
Patent: 850
38
Gec Plc
United Kingdom
Patent: 837
39
LG Electronics, Inc.
South Korea
Computer hardware,Electronics,Telecommunications,
...[+2]
Patent: 827
40
Tianjin Electric Power Corp.
Tianjin Shi, China
Electromagnetic clutch,Pulley,Machine element,
...[+2]
Patent: 823
41
Nissin Electric Co., Ltd.
Kyoto, Japan
Electronics,Life Cycle Engineering,Transformer,
...[+2]
Patent: 769
42
International Business Machines Corp.
New York, United States
Software,Computer hardware,Enterprise software,
...[+2]
Patent: 764
43
Sharp Corp.
Osaka, Japan
Computer hardware,Electronics,Telecommunications,
...[+2]
Patent: 746
44
China XD Electric Co., Ltd.
Shaanxi Sheng, China
Power transmission,Electrical equipment,Transformer,
...[+2]
Patent: 736
45
Ericsson, Inc.
Texas, United States
Wireless,Telecommunications,Transmitter,
...[+2]
Patent: 725
46
Zhejiang Electric Power Co., Ltd.
Zhejiang Sheng, China
Power grid,Power transmission,Virtual currency,
...[+2]
Patent: 675
47
State Grid Hebei Electric Power Co.
Hebei Sheng, China
Power transmission,Electricity
Patent: 675
48
Korea Electric Power Corp.
South Korea
Power transmission,Electricity,Electric power transmission,
...[+2]
Patent: 644
49
Nihon Denso KK
Saitama, Japan
Manufacturing engineering,Mechanical engineering
Patent: 631
50
Western Electric Co., Inc.
Ohio, United States
Telecommunications
Patent: 592
51
Shenzhen Power Supply Co. Ltd.
China
Patent: 586
52
Toshiba Lighting & Technology Corp.
Kanagawa, Japan
LED lamp,Electronics,Smart glass,
...[+2]
Patent: 573
53
Hitachi Industrial Equipment Systems Co., Ltd.
Tokyo, Japan
Switchgear,Air compressor,Computer hardware,
...[+2]
Patent: 567
54
SANYO Electric Co., Ltd.
Osaka, Japan
Semiconductor,Computer hardware,Software,
...[+2]
Patent: 561
55
Guizhou Power Grid Corp.
China
Patent: 558
56
XJ Group Corp.
Henan Sheng, China
Semiconductor,Electrical equipment,Transformer,
...[+2]
Patent: 536
57
Daewoo Electronics Co. Ltd.
South Korea
Electronics,Graphics processing unit,Peripheral,
...[+2]
Patent: 534
58
NR Electric Co., Ltd.
Jiangsu Sheng, China
Control system,Electronics,Electricity,
...[+2]
Patent: 527
59
State Grid Hunan Electric Power Co.
Hunan Sheng, China
Power transmission
Patent: 525
60
Association des Sociétés Françaises d'Autoroute
Île-de-France, France
Patent: 508
61
Toyota Motor Corp.
Aichi, Japan
Sport utility vehicle,Mobile device,Public transport,
...[+2]
Patent: 493
62
Daihen Corp.
Osaka, Japan
Robot,Electronics,Energy management,
...[+2]
Patent: 488
63
Baoding Tianwei Group Co., Ltd.
Hebei Sheng, China
Transformer,Semiconductor,Electronics,
...[+2]
Patent: 488
64
TOKIN Corp
Miyagi, Japan
Capacitor,Electronic component,Electromagnetic compatibility,
...[+2]
Patent: 479
65
Ricoh Co., Ltd.
Tokyo, Japan
Digital media,Data visualization,Thermal paper,
...[+2]
Patent: 472
66
Shandong Power Equipment Co., Ltd.
Shandong Sheng, China
Transformer,Uninterruptible power supply,Electricity,
...[+2]
Patent: 468
67
Tokyo Electric Power Co. Holdings, Inc.
Tokyo, Japan
Power grid,Association (object-oriented programming),Electricity,
...[+2]
Patent: 460
68
International Standard Electric Corp.
New York, United States
Patent: 459
69
Nippon Telegraph & Telephone Corp.
Tokyo, Japan
Telecommunications,Cloud database,Data center,
...[+2]
Patent: 455
70
Associated Electrical Industries Ltd.
West Midlands, United Kingdom
Patent: 447
71
Shindengen Electric Manufacturing Co. Ltd.
Tokyo, Japan
Semiconductor,Electronics,MOSFET,
...[+2]
Patent: 446
72
Englishco LLC
New York, United States
Patent: 434
73
Global Energy Interconnection Research Institute
Beijing Shi, China
Biotechnology,Agriculture,Fishery,
...[+2]
Patent: 431
74
Hitachi Metals, Ltd.
Chiba, Japan
Metal,Magnet,Telecommunications,
...[+2]
Patent: 429
75
State Grid Beijing Electric Power Co.
China
Power grid
Patent: 427
76
LS Industries Ltd.
Himachal Pradesh, India
Logistics center,Textile
Patent: 423
77
Texas Instruments Incorporated
Texas, United States
Semiconductor,Digital signal processing,Electronic component,
...[+2]
Patent: 416
78
Yokogawa Electric Corp.
Tokyo, Japan
Automation,Systems design,Programmable logic controller,
...[+2]
Patent: 413
79
QUALCOMM, Inc.
California, United States
Telecommunications,Wireless,Mobile device,
...[+2]
Patent: 409
80
XJ Electric Co., Ltd.
Henan Sheng, China
Manufacturing engineering,Electrical equipment,Electronics,
...[+2]
Patent: 403
81
LIG Nex1 Co., Ltd.
South Korea
Missile,Electronics,Radar,
...[+2]
Patent: 402
82
NIPPON STEEL Stainless Steel Corp.
Tokyo, Japan
Mill,Metal,Mining engineering,
...[+1]
Patent: 400
83
State Grid Electric Power Research Inst Wuhan Nanrui Co. Ltd.
Hubei Sheng, China
Automation,Mechanical engineering,Manufacturing engineering,
...[+1]
Patent: 392
84
Honda Motor Co., Ltd.
Tokyo, Japan
Automotive engineering,Manufacturing engineering,Sport utility vehicle,
...[+2]
Patent: 375
85
JFE Holdings, Inc.
Tokyo, Japan
Materials science,Product design,Carbon steel,
...[+2]
Patent: 375
86
JFE Steel Corp.
Tokyo, Japan
Irone,Mining engineering,Natural resource management,
...[+2]
Patent: 375
87
Sumitomo Electric Industries Ltd.
Osaka, Japan
Electronics,Optical fiber,Optical fiber cable,
...[+2]
Patent: 367
88
Sumitomo Electric
Osaka, Japan
Optical fiber,Electronics,Optical fiber cable
Patent: 367
89
Schneider Electric Ltd.
United Kingdom
Automation,Manufacturing engineering,Industrial engineering,
...[+2]
Patent: 365
90
Thales Group
Île-de-France, France
Aerospace,Public transport,Security market,
...[+2]
Patent: 364
91
Thales International SAS
Île-de-France, France
Aerospace,Information system,National security,
...[+1]
Patent: 364
92
Philips Electrical Industries of Pakistan Ltd.
Sindh, Pakistan
Television set,Electronics
Patent: 363
93
Mornsun Guangzhou Science & Technology Co. Ltd.
Guangdong Sheng, China
Isolation transformer,Electrical equipment,Electronics,
...[+2]
Patent: 362
94
TBEA Co., Ltd.
Xinjiang Uygur, China
Transformer,Electricity,Electronics,
...[+2]
Patent: 354
95
NARI Technology Co., Ltd.
Jiangsu Sheng, China
Automation,Power transmission,Plug in hybrid electric vehicle,
...[+2]
Patent: 353
96
The Chugoku Electric Power Co., Inc.
Hiroshima, Japan
Renewable energy,Petroleum industry,Electric power transmission,
...[+2]
Patent: 349
97
Honeywell International, Inc.
North Carolina, United States
Aerospace,Electronics,Market research,
...[+2]
Patent: 347
98
Tamura Corp.
Tokyo, Japan
Electronic component,Soldering,Electronics,
...[+2]
Patent: 345
99
Panasonic Intellectual Property Management Co. Ltd.
Osaka, Japan
Patent: 341
100
Huawei Technologies Co., Ltd.
Guangdong Sheng, China
Wireless,Software,Mobile device,
...[+2]
Patent: 340

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