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

The Transformer top 100 is Discovery PatSnap’ annual ranking of the top 100 Most Patent Filings Transformer Key Players in the China. 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 Patent 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
Jiangsu Electric Power Co.
Jiangsu Sheng, China
Power transmission,Electric power transmission
Patent: 1,707
3
State Grid Shanghai Municipal Electric Power Co.
Shanghai Shi, China
Electricity,Power transmission,Electric power transmission
Patent: 1,503
4
Guangdong Power Grid Co. Ltd.
Guangdong Sheng, China
Patent: 1,296
5
Baoding Tianwei Baobian Electric Co., Ltd.
Hebei Sheng, China
Transformer,Electrical equipment,Power transmission,
...[+2]
Patent: 1,194
6
Delta Electronics, Inc.
Taiwan Province, China
Electronics,Automation,Semiconductor,
...[+2]
Patent: 1,003
7
Fujian Electric Power Co., Ltd.
Fujian Sheng, China
Offshore wind power,Wind power,Power transmission
Patent: 854
8
Tianjin Electric Power Corp.
Tianjin Shi, China
Electromagnetic clutch,Pulley,Machine element,
...[+2]
Patent: 823
9
China XD Electric Co., Ltd.
Shaanxi Sheng, China
Power transmission,Electrical equipment,Transformer,
...[+2]
Patent: 736
10
Zhejiang Electric Power Co., Ltd.
Zhejiang Sheng, China
Power grid,Power transmission,Virtual currency,
...[+2]
Patent: 675
11
State Grid Hebei Electric Power Co.
Hebei Sheng, China
Power transmission,Electricity
Patent: 675
12
Shenzhen Power Supply Co. Ltd.
China
Patent: 586
13
Guizhou Power Grid Corp.
China
Patent: 558
14
XJ Group Corp.
Henan Sheng, China
Semiconductor,Electrical equipment,Transformer,
...[+2]
Patent: 536
15
NR Electric Co., Ltd.
Jiangsu Sheng, China
Control system,Electronics,Electricity,
...[+2]
Patent: 527
16
State Grid Hunan Electric Power Co.
Hunan Sheng, China
Power transmission
Patent: 525
17
Baoding Tianwei Group Co., Ltd.
Hebei Sheng, China
Transformer,Semiconductor,Electronics,
...[+2]
Patent: 488
18
Shandong Power Equipment Co., Ltd.
Shandong Sheng, China
Transformer,Uninterruptible power supply,Electricity,
...[+2]
Patent: 468
19
Global Energy Interconnection Research Institute
Beijing Shi, China
Biotechnology,Agriculture,Fishery,
...[+2]
Patent: 431
20
State Grid Beijing Electric Power Co.
China
Power grid
Patent: 427
21
XJ Electric Co., Ltd.
Henan Sheng, China
Manufacturing engineering,Electrical equipment,Electronics,
...[+2]
Patent: 403
22
State Grid Electric Power Research Inst Wuhan Nanrui Co. Ltd.
Hubei Sheng, China
Automation,Mechanical engineering,Manufacturing engineering,
...[+1]
Patent: 392
23
Mornsun Guangzhou Science & Technology Co. Ltd.
Guangdong Sheng, China
Isolation transformer,Electrical equipment,Electronics,
...[+2]
Patent: 362
24
TBEA Co., Ltd.
Xinjiang Uygur, China
Transformer,Electricity,Electronics,
...[+2]
Patent: 354
25
NARI Technology Co., Ltd.
Jiangsu Sheng, China
Automation,Power transmission,Plug in hybrid electric vehicle,
...[+2]
Patent: 353
26
Huawei Technologies Co., Ltd.
Guangdong Sheng, China
Wireless,Software,Mobile device,
...[+2]
Patent: 340
27
Hon Hai Precision Industry Co., Ltd.
Taiwan Province, China
Computer hardware,Electronics,Wireless connectivity,
...[+2]
Patent: 338
28
Oppo
Guangdong Sheng, China
Electronics,Mobile device,Image sensor,
...[+2]
Patent: 302
29
Guangdong OPPO Mobile Telecommunications Corp., Ltd.
Guangdong Sheng, China
Mobile phone,Telecommunications,Terminal equipment,
...[+2]
Patent: 302
30
System-General Corp.
Taiwan Province, China
Peripheral,Semiconductor
Patent: 296
31
Haihong Electric Co., Ltd.
Guangdong Sheng, China
Patent: 294
32
Shandong Dachi Electric Co. Ltd.
Shandong Sheng, China
Patent: 283
33
Wujiang Transformer Co., Ltd.
China
Patent: 266
34
Baoding Tianwei Group Tebian Electric Co. Ltd.
Hebei Sheng, China
Patent: 266
35
NARI Group Corp.
Jiangsu Sheng, China
Theoretical research,Electronics,Switchgear,
...[+2]
Patent: 258
36
Xuchang Xuji Software Technology Co., Ltd.
China
Patent: 242
37
State Grid Yingda Co., Ltd.
Shanghai Shi, China
Electrical equipment,Carbon,Electronics,
...[+2]
Patent: 236
38
Wolong Electric Group Co. Ltd.
Zhejiang Sheng, China
Electric motor,Photovoltaic power station,Electrical equipment,
...[+2]
Patent: 233
39
Henan Senyuan Electric Co., Ltd.
Henan Sheng, China
Switchgear,Electronics,Electrical equipment,
...[+2]
Patent: 228
40
China Southern Power Grid Co., Ltd.
Guangdong Sheng, China
Power transmission,Electric power transmission,Power grid,
...[+2]
Patent: 223
41
Huaxiang Xiangneng Technology Co Ltd.
China
Patent: 220
42
Shandong Luneng Intelligent Technology Co. Ltd.
China
Patent: 216
43
Wolong Electric Yinchuan Transformer Co., Ltd.
Ningxia Hui, China
Transformer,Electronics,Electrical equipment,
...[+1]
Patent: 211
44
Ningbo AUX High-Tech Co., Ltd.
Zhejiang Sheng, China
Electrical equipment,Electronics,Transformer,
...[+2]
Patent: 210
45
Delta Energy Technology (Shanghai) Co. Ltd.
Shanghai Shi, China
Patent: 210
46
Xi'an Thermal Power Research Institute Co., Ltd.
Shaanxi Sheng, China
Patent: 208
47
TBEA Hengyang Transformer Co., Ltd.
Hunan Sheng, China
Transformer,Semiconductor,Electronics,
...[+2]
Patent: 204
48
Midea Group Co. Ltd.
Jilin, China
Air conditioning,Electronics,Fast-moving consumer goods,
...[+2]
Patent: 199
49
Astec International Ltd. (Hong Kong)
Hong Kong SAR, China
Power transmission,Electronics
Patent: 193
50
Foshan Power Supply Bureau of Guangdong Power Grid Corp.
China
GSM,5G
Patent: 192
51
Chicony Power Technology Co., Ltd.
Taiwan Province, China
Semiconductor,Sensor node,Electronics,
...[+2]
Patent: 190
52
State Grid Electric Power Research Institute
Jiangsu Sheng, China
Power transmission
Patent: 189
53
Richtek Technology Corp.
Taiwan Province, China
Semiconductor,Computer hardware,Software,
...[+2]
Patent: 188
54
Gree Electric Appliances, Inc. of Zhuhai
Guangdong Sheng, China
Electronics,Conditioners,Air conditioning,
...[+2]
Patent: 186
55
Wuhu Jinniu Electric Co. Ltd.
China
Patent: 183
56
Jiangsu Hongyuan Electric Co. Ltd.
Jiangsu Sheng, China
Electrical equipment,Electronics
Patent: 177
57
Hangzhou Qianjiang Electric Group Co. Ltd.
Zhejiang Sheng, China
Relay,Switchgear,Electric motor,
...[+1]
Patent: 166
58
Xi'an Xidian Transformer Co., Ltd.
China
Patent: 164
59
Jiangsu Huapeng Transformer Co. Ltd.
China
Transformer,Electrical equipment,Semiconductor,
...[+2]
Patent: 164
60
Sungrow Power Supply Co., Ltd.
Anhui Sheng, China
Energy storage,Renewable energy,Environmental consulting,
...[+2]
Patent: 163
61
Innolux Corp.
Taiwan Province, China
Electronics,Manufacturing engineering,Electronic visual display,
...[+2]
Patent: 160
62
China Petroleum & Chemical Corp.
Beijing Shi, China
Petrochemical,Petroleum,Enterprise software,
...[+2]
Patent: 158
63
Pinggao Group Co., Ltd.
Henan Sheng, China
Semiconductor,Ultra high voltage,Electronics,
...[+2]
Patent: 158
64
State Grid Gansu Electric Power Co.
China
Patent: 156
65
CSR Zhuzhou Electric Co., Ltd.
Hunan Sheng, China
Mechanical engineering,Manufacturing engineering
Patent: 156
66
Qingdao Topscomm Communication Co., Ltd.
Shandong Sheng, China
Telecommunications,Electronics,Concentrator,
...[+2]
Patent: 153
67
DongGuan DaZhong Electronic Co. Ltd.
Guangdong Sheng, China
Patent: 151
68
BYD Co., Ltd.
Guangdong Sheng, China
Handset,Automotive engineering,Electric vehicle,
...[+2]
Patent: 146
69
State Power Economic Research Institute
Beijing Shi, China
Patent: 143
70
Baoding Baoling Transformer Co. Ltd.
Hebei Sheng, China
Semiconductor,Transformer,Electronics,
...[+1]
Patent: 143
71
ZTE Corp.
Guangdong Sheng, China
Telecommunications,Computer hardware,Wireless,
...[+2]
Patent: 142
72
State Grid Anhui Electric Power Co.
China
Electricity,Transmission system,Solar power,
...[+2]
Patent: 142
73
Tianjin TBEA Transformer Co., Ltd.
China
Patent: 142
74
Lite-On Technology Corp.
Taiwan Province, China
Computer hardware,Software,Solid-state drive,
...[+2]
Patent: 141
75
Dalian North Instrument Transformer Group Co. Ltd.
Liaoning Sheng, China
Instrument transformer,Electronics,Computer hardware
Patent: 140
76
Qingdao TGOOD Electric Co., Ltd.
Shandong Sheng, China
Power transmission,Switchgear,Transformer,
...[+2]
Patent: 138
77
Shanghai Rigang Zhixin Amorphous Metal Co. Ltd.
Shanghai Shi, China
Patent: 137
78
CHINT Electrics Co., Ltd.
Zhejiang Sheng, China
Low voltage,Electronics,Electrical devices
Patent: 136
79
Hewlett-Packard Development Co.
Beijing Shi, China
Personal computer,Computer hardware,Graphics processing unit,
...[+2]
Patent: 135
80
Lien Chang Electronic Enterprise Co., Ltd.
Taiwan Province, China
Transformer,Electronics,Semiconductor,
...[+1]
Patent: 133
81
China General Nuclear Power Corp.
Guangdong Sheng, China
Solar energy,Nuclear engineering,Petroleum industry,
...[+2]
Patent: 128
82
North China Electric Power Research Institute Co., Ltd.
Beijing Shi, China
Power transmission
Patent: 128
83
Zhuzhou CRRC Times Electric Co., Ltd.
Hunan Sheng, China
Electronics,Busbar,Control system,
...[+2]
Patent: 126
84
Beijing Sifang Automation Co., Ltd.
Beijing Shi, China
Phasor measurement unit,Automotive engineering,Manufacturing engineering,
...[+2]
Patent: 126
85
Realtek Semiconductor Corp.
Taiwan Province, China
Semiconductor,Ethernet,Electronic component,
...[+2]
Patent: 125
86
Shanxi Meijin Energy Co., Ltd.
Shanxi Sheng, China
Coal,Coke,Petroleum industry,
...[+2]
Patent: 122
87
Tbea Intelligent Electrical Co., Ltd.
China
Patent: 122
88
FSP Technology, Inc.
Taiwan Province, China
Electronic component,Electronics,Thermographic camera,
...[+2]
Patent: 118
89
Chongqing AEA Group Transformer Co., Ltd.
Chongqing Shi, China
Transformer,Electrical equipment,Electronics
Patent: 117
90
Nanjing Guodian Nanzi Grid Automation Co., Ltd.
Jiangsu Sheng, China
Automation,Computer hardware,Electronics
Patent: 117
91
Shandong Taikai Transformer Co. Ltd.
Shandong Sheng, China
Transformer,Electronics,Electrical equipment,
...[+1]
Patent: 117
92
Zhenjiang Tianli Transformer Co. Ltd.
China
Patent: 114
93
State Grid Information & Communications Industry Grp Co. Ltd.
Beijing Shi, China
Power transmission
Patent: 113
94
State Grid Ningxia Electric Power Co.
Ningxia Hui, China
Power transmission,Electricity
Patent: 112
95
Acer, Inc.
Taiwan Province, China
Computer hardware,Projector,Peripheral,
...[+2]
Patent: 108
96
Zhongbian Group Shanghai Transformer Co. Ltd.
China
Patent: 108
97
Eaglerise Electric & Electronic (China) Co., Ltd.
Guangdong Sheng, China
Power transmission,Transformer,Electronics,
...[+2]
Patent: 106
98
Chongqing Wangbian Electric (Group) Corp., Ltd.
Chongqing Shi, China
Electrical equipment,Electronics
Patent: 104
99
CGN Power Co., Ltd.
Guangdong Sheng, China
Centrifugal pump,Power transmission,Electricity,
...[+1]
Patent: 103
100
Logah Technology Corp.
Taiwan Province, China
Converters,Computer hardware,Electronics,
...[+2]
Patent: 103

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