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Top 100 Key Players companies in Bunker
by Most Patent Filings in the China in 2022

The Bunker top 100 is Discovery PatSnap’ annual ranking of the top 100 Most Patent Filings Bunker Key Players in the China. Discovery has identified the top key players, startups & unicorns, fast-growings, news entrants in 2022, ranking from differnt perspectives, including patent filing intensity, academic research capability, news media heat. The company list is generated from various data types.
A bunker is a defensive military fortification designed to protect people and valued materials from falling bombs or other attacks. Bunkers are mostly underground, in contrast to blockhouses which are mostly above ground. They were used extensively in World War I, World War II, and the Cold War for weapons facilities, command and control centers, and storage facilities. Bunkers can also be used as protection from tornadoes.

Key Players

Fast-growings

Startups & Unicorns

New Entrants

Ranking Year:

2022

2021

2020

2019

2018

Region:

Global

China

Japan

Germany

United Kingdom

South Korea

Canada

United States

Austria

Italy

France

Switzerland

Netherlands

Ranking:

Most Patent Filings

Highest Patent Value

Most Patent Citation

Most Market Reports

Most News Heat

#
Company Name
Region
Tech Topics
Total
1
Guiyang Aluminium Magnesium Design & Research Inst. Co. Ltd.
Guizhou Sheng, China
Aluminium,Construction engineering
Patent: 5
2
China Shenhua Energy Co., Ltd.
Beijing Shi, China
Coal,Coal mining,Electricity,
...[+2]
Patent: 4
3
Huainan Mining (Group) Co., Ltd.
Anhui Sheng, China
Coal,Mining engineering,Natural resource management,
...[+2]
Patent: 4
4
Huaibei Mining Co., Ltd.
Anhui Sheng, China
Coal mining,Mining engineering,Natural resource management
Patent: 4
5
China Petroleum & Chemical Corp.
Beijing Shi, China
Petrochemical,Petroleum,Enterprise software,
...[+2]
Patent: 3
6
State Grid Corp. of China
Beijing Shi, China
Electric vehicle,Power grid,Total asset,
...[+2]
Patent: 3
7
Shandong Iron & Steel Co., Ltd.
Shandong Sheng, China
Smelting,Ferroalloy,Precious metal,
...[+2]
Patent: 3
8
Jinan Iron & Steel Co. Ltd.
Shandong Sheng, China
Sintering,Raw material,Metal,
...[+2]
Patent: 3
9
Jinneng Holding Equipment Manufacturing Group Co. Ltd.
Shanxi Sheng, China
Coal,Anthracite,Coal mining,
...[+2]
Patent: 3
10
China Huaye Science & Technology Group Co., Ltd.
Beijing Shi, China
Patent: 3
11
Xinxing Ductile Iron Pipes Co., Ltd.
Hebei Sheng, China
Ductile iron,Ductile iron pipe,Cast iron,
...[+2]
Patent: 2
12
COFCO Corp.
Beijing Shi, China
Agriculture,Food processing,Food industry,
...[+2]
Patent: 2
13
CITIC Heavy Industries Co., Ltd.
Guangdong Sheng, China
Dual-phase steel,Mining engineering,Ball mill,
...[+2]
Patent: 2
14
YanTai LongYuan Power Technology Co., Ltd.
Shandong Sheng, China
Heat exchanger,Electronics,NOx,
...[+2]
Patent: 2
15
Datang Environment Industry Group Co., Ltd.
Beijing Shi, China
Energy conservation,Environmental protection,Denitrification,
...[+2]
Patent: 2
16
Shandong Energy Group Co., Ltd.
Shandong Sheng, China
Coal,Mining engineering,Natural resource management,
...[+2]
Patent: 2
17
Yongcheng Coal & Electricity Holding (Group) Co., Ltd.
Henan Sheng, China
Coal,Mining engineering,Natural resource management,
...[+1]
Patent: 2
18
Baosteel Group Xinjiang Bayi Iron & Steel Co., Ltd.
Xinjiang Uygur, China
Steelmaking,Hot rolled,Mining engineering,
...[+2]
Patent: 2
19
China Coal Pingshuo Group Co., Ltd.
Shanxi Sheng, China
Coal mining,Mining engineering,Natural resource management,
...[+1]
Patent: 2
20
Shenzhen Mawan Power Co., Ltd.
Guangdong Sheng, China
Power transmission
Patent: 2
21
Wuhuan Engineering Co. Ltd.
Hubei Sheng, China
Chemical industry,Construction engineering,Fertilizer,
...[+2]
Patent: 2
22
Huadian Electric Power Research Institute Co., Ltd.
Zhejiang Sheng, China
Hydropower,Energy technology
Patent: 2
23
State Nuclear Electric Power Planning Design & Research Inst
Beijing Shi, China
Power transmission
Patent: 2
24
Qingdao Special Iron & Steel Co., Ltd.
Shandong Sheng, China
Patent: 2
25
Harbin Boiler Co., Ltd.
Heilongjiang Sheng, China
Boiler (power generation),Recovery boiler,Automation,
...[+2]
Patent: 2
26
Powerchina Hebei Electric Power Engineering Co., Ltd.
Hebei Sheng, China
Construction engineering,Electric power system,Power transmission,
...[+1]
Patent: 2
27
Ningbo Siming Chemical Co. Ltd.
China
Patent: 2
28
Zhalai Nuoer Coal Industry Co., Ltd.
China
Patent: 2
29
Taifu Heavy Industry Manufacturing Co., Ltd.
Hunan Sheng, China
Patent: 2
30
Datang Nanjing Power Plant
China
Patent: 2
31
China Shenhua Energy Co. Ltd. Shendong Coal Branch
China
Patent: 2
32
Hubei Jinshenglan Metallurgical Technology Co., Ltd.
Hubei Sheng, China
Patent: 2
33
Hebei Dingxing Cement Co. Ltd.
China
Patent: 2
34
WISDRI Engineering & Research Inc. Ltd.
Hubei Sheng, China
Patent: 2
35
Shenhua Yili Energy Co., Ltd.
China
Lubricant,Coal,Natural resource management,
...[+1]
Patent: 2
36
Hon Hai Precision Industry Co., Ltd.
Taiwan Province, China
Computer hardware,Electronics,Wireless connectivity,
...[+2]
Patent: 1
37
Gree Electric Appliances, Inc. of Zhuhai
Guangdong Sheng, China
Electronics,Conditioners,Air conditioning,
...[+2]
Patent: 1
38
GoerTek Inc.
Shandong Sheng, China
Electronics,Microphone,Semiconductor,
...[+2]
Patent: 1
39
Ninestar Corp.
Guangdong Sheng, China
Necklace,Computer hardware,Electronics,
...[+2]
Patent: 1
40
Keda Industrial Group Co., Ltd.
Guangdong Sheng, China
Ceramic art,Manufacturing engineering,Industrial engineering,
...[+2]
Patent: 1
41
Ningxia Baofeng Energy Group Co., Ltd.
Hunan Sheng, China
Coal,Mining engineering,Petrochemical,
...[+2]
Patent: 1
42
Mesnac Co., Ltd.
Shandong Sheng, China
Plastics engineering,Computer hardware,Peripheral,
...[+2]
Patent: 1
43
Tiandi Science & Technology Co., Ltd.
Beijing Shi, China
Coal,Oil well,Manufacturing engineering,
...[+2]
Patent: 1
44
Henan Dayou Energy Co., Ltd.
Henan Sheng, China
Coal,Natural gas,Petroleum industry,
...[+2]
Patent: 1
45
Xiong'an New Power Technology Co., Ltd.
Hebei Sheng, China
Civil engineering,Environmental engineering,Refrigeration,
...[+2]
Patent: 1
46
Shanghai Baosight Software Co., Ltd.
Shanghai Shi, China
Software,Embedded software,Accounting,
...[+2]
Patent: 1
47
Aucma Co., Ltd.
Shandong Sheng, China
Battery (electricity),Electronics,Lithium battery,
...[+2]
Patent: 1
48
China Western Power Industrial Co., Ltd.
Sichuan Sheng, China
Boiler (power generation),Electronics,Energy conservation,
...[+2]
Patent: 1
49
Beijing Shougang Co., Ltd.
Beijing Shi, China
Irone,Automotive engineering,Forging,
...[+2]
Patent: 1
50
Beijing Haohua Energy Resource Co., Ltd.
Beijing Shi, China
Coal,Natural gas,Mining engineering,
...[+2]
Patent: 1
51
Shenzhen King Explorer Science & Technology Corp.
Guangdong Sheng, China
Explosive material,Detonator,Chemical engineering,
...[+1]
Patent: 1
52
HuaDian Heavy Industries Co., Ltd.
Beijing Shi, China
Manufacturing engineering,Energy management,Coal,
...[+2]
Patent: 1
53
Bengang Steel Plates Co., Ltd.
Liaoning Sheng, China
Coal chemical industry,Ferroalloy,Mining engineering,
...[+2]
Patent: 1
54
Xinjiang Joinworld Co., Ltd.
Xinjiang Uygur Zizhiqu, China
Aluminium alloy,Mining engineering,Public transport,
...[+2]
Patent: 1
55
HBIS Group Co., Ltd.
Hebei Sheng, China
Supply chain management,Precious metal,Mining engineering,
...[+2]
Patent: 1
56
Guangdong High Dream Intellectualized Machinery Co., Ltd.
Guangdong Sheng, China
Weightlessness,Manufacturing engineering,Industrial engineering,
...[+2]
Patent: 1
57
Wuhan Iron & Steel Group Corp.
Hubei Sheng, China
Silicon,Irone,Mining engineering,
...[+2]
Patent: 1
58
Trusval Technology Co., Ltd.
Taiwan Province, China
Waste treatment,Irrigation,Water supply,
...[+2]
Patent: 1
59
Weifang Special Steel Group Co., Ltd.
Shandong Sheng, China
Steel bar,Mining engineering,Natural resource management,
...[+2]
Patent: 1
60
Xinjiang Tianye (Group) Ltd.
Xinjiang Uygur, China
Synthetic rubber,Chemical engineering,Chlorine,
...[+2]
Patent: 1
61
Fujian Weidong Environmental Protection Co. Ltd.
Fujian Sheng, China
Control equipment,Air pollution
Patent: 1
62
Jiangsu Electric Power Co.
Jiangsu Sheng, China
Power transmission,Electric power transmission
Patent: 1
63
TCL China Star Optoelectronics Technology Co., Ltd.
Guangdong Sheng, China
Computer hardware,Liquid-crystal display,Electronics,
...[+2]
Patent: 1
64
Weiming Group Co. Ltd.
China
Patent: 1
65
Xinwen Mining Group Co., Ltd.
Shandong Sheng, China
Mining engineering,Natural resource management,Coal,
...[+2]
Patent: 1
66
Jiangyin XingCheng Special Steel Works Co., Ltd.
Jiangsu Sheng, China
Continuous casting,Metal,Mining engineering,
...[+1]
Patent: 1
67
China Coal Research Institute
Beijing Shi, China
Coal,Mining engineering,Natural resource management
Patent: 1
68
China Shenhua Coal to Liquid & Chemical Co., Ltd.
Beijing Shi, China
Petrochemical,Coal,Chemical engineering
Patent: 1
69
CISDI Engineering Co. Ltd.
Chongqing Shi, China
Construction engineering
Patent: 1
70
Shandong Forever New Energy Co. Ltd.
Yunnan Sheng, China
Lithium battery,Battery (electricity),Automotive engineering
Patent: 1
71
Shenwu Technology Group Co., Ltd.
Chongqing Shi, China
Patent: 1
72
Zhongtian Iron & Steel Group Co., Ltd.
Jiangsu Sheng, China
Patent: 1
73
Guangzhou Wenchong Shipyard Co. Ltd.
Guangdong Sheng, China
Shipbuilding,Manufacturing engineering,Mechanical engineering,
...[+2]
Patent: 1
74
Jiangsu Dongqiang Co., Ltd.
Jiangsu Sheng, China
Railway signal,Electronics,Energy transfer
Patent: 1
75
Xuanhua Iron & Steel Group Co. Ltd.
Hebei Sheng, China
Patent: 1
76
Heilongjiang Jianlong Chemical Co., Ltd.
Heilongjiang Sheng, China
Sodium hydroxide,Benzene,Sulfuric acid,
...[+2]
Patent: 1
77
Hangzhou Juli Insulation Co., Ltd.
China
Patent: 1
78
New Hope Liuhe Feed Co., Ltd.
Shandong Sheng, China
Poultry product,Agriculture
Patent: 1
79
Hunan Super Information Co., Ltd.
Hunan Sheng, China
Computer hardware,Electronics
Patent: 1
80
Jiangsu Xingye Plastics Co., Ltd.
Jiangsu Sheng, China
Chemical engineering
Patent: 1
81
Guangdong Yuelong Power Generation Co. Ltd.
Guangdong Sheng, China
Electronics,Electricity
Patent: 1
82
Shanxi Sanhesheng Environmental Protection & Energy Saving
Shanxi Sheng, China
Environmental protection
Patent: 1
83
Zhejiang Besda Office Equipment Co. Ltd.
Zhejiang Sheng, China
Molecular imaging,Medical imaging,Peripheral,
...[+1]
Patent: 1
84
Vitalong Fire Safety Group Co., Ltd.
Sichuan Sheng, China
Automation,Mechanical engineering,Manufacturing engineering,
...[+1]
Patent: 1
85
Shanxi Jiaocheng Yiwang Iron Alloy Factory
Shanxi Sheng, China
Metal,Mining engineering,Natural resource management,
...[+2]
Patent: 1
86
Jiangsu Yiyi United Zhizhi Co., Ltd.
Jiangsu Sheng, China
Patent: 1
87
Ma'anshan Tiangong Technology Co., Ltd.
Anhui Sheng, China
Magnetic separation,Automation,Manufacturing engineering,
...[+2]
Patent: 1
88
Wuhan Pointrole Technology Co., Ltd.
Hubei Sheng, China
Industrial engineering
Patent: 1
89
China Construction Science & Technology Group Co. Ltd.
Beijing Shi, China
Construction engineering,Environmental engineering,Mechanical engineering,
...[+2]
Patent: 1
90
Henan Winner Vibrating Equipment Co. Ltd.
China
Automation,Mechanical engineering,Manufacturing engineering,
...[+1]
Patent: 1
91
Forever Technology Co. Ltd.
Shandong Sheng, China
Patent: 1
92
Guangdong Yunshan Automobile Co., Ltd.
Guangdong Sheng, China
Patent: 1
93
Sinosteel Xi'an Machinery Co., Ltd.
China
Patent: 1
94
Anji Yike Decoration Material Technology Co., Ltd.
Zhejiang Sheng, China
Patent: 1
95
Xuchang Yongxin Electric Co., Ltd.
China
Patent: 1
96
Tai'an Taishan Woodworking Machinery Co. Ltd.
Shandong Sheng, China
Patent: 1
97
Qinghai Salt Lake Magnesium Industry Co. Ltd.
China
Magnesium,Mining engineering,Natural resource management,
...[+2]
Patent: 1
98
Beijing Aopu Star Technology Co., Ltd.
Beijing Shi, China
Curtain wall
Patent: 1
99
Chongqing Juneng Construction Group Co. Ltd.
Chongqing Shi, China
Anti-lock braking system,Real estate development,Wheel cylinder,
...[+2]
Patent: 1
100
Binxian Shuiliandong Coal Co. Ltd.
China
Coal mining,Mining engineering,Natural resource management
Patent: 1

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