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Top 50 Key Players companies in Locking pliers
by Most Patent Filings in the China in 2022

The Locking pliers top 50 is Discovery PatSnap’ annual ranking of the top 50 Most Patent Filings Locking pliers 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.
Locking pliers (or Vise-Grips or a Mole wrench or a vice grip) are pliers that can be locked into position, using an over-center toggle action.
#
Company Name
Region
Tech Topics
Total
1
State Grid Corp. of China
Electric vehicle,Power grid,Total asset,
...[+2]
Patent: 12
2
Hangzhou Great Star Industrial Co., Ltd.
Power tool,Construction engineering,Electronics,
...[+2]
Patent: 12
3
Zhejiang Yangmingsi Metal Products Co. Ltd.
Patent: 3
4
Fujian Electric Power Co., Ltd.
Offshore wind power,Wind power,Power transmission
Patent: 3
5
Anhui Jianghuai Automobile Group Corp. Ltd.
Chassis,Automotive engineering,Truck,
...[+2]
Patent: 2
6
China National Petroleum Corp.
Natural gas,Petroleum industry,Renewable energy,
...[+2]
Patent: 2
7
Chery Automobile Co., Ltd.
Pinyin,Automotive engineering,Electric vehicle,
...[+2]
Patent: 2
8
Hangzhou Guochen Robot Technology Co. Ltd.
Robot,Robotics,Software,
...[+2]
Patent: 2
9
Wuxi Weifu Lida Catalytic Converter Co., Ltd.
Catalytic converter,Automotive engineering,Exhaust emission,
...[+2]
Patent: 2
10
Shanghai Nuclear Engineering Research & Design Institute
Nuclear engineering
Patent: 2
11
PetroChina Co., Ltd.
Natural gas,Petroleum,Lubricant,
...[+2]
Patent: 1
12
Shenzhen Gas Corp. Ltd.
LNG storage tank,Liquefied petroleum gas,Petroleum industry,
...[+1]
Patent: 1
13
Angang Steel Co., Ltd.
Metal,Mining engineering,Precious metal,
...[+2]
Patent: 1
14
Changhong Meiling Co., Ltd.
Air conditioning,Electronics,Feature phone,
...[+2]
Patent: 1
15
China Yangtze Power Co., Ltd.
Renewable energy,Renewable technologies,Energy management,
...[+2]
Patent: 1
16
SanFeng Intelligent Equipment Group Co., Ltd.
Environmental protection,Cold chain,Automation,
...[+2]
Patent: 1
17
China First Heavy Industries
Pressure vessel,Automation,Manufacturing engineering,
...[+2]
Patent: 1
18
Zhejiang Geely Holding Group Co., Ltd.
Electric vehicle,Automotive engineering,Plug in hybrid electric vehicle,
...[+2]
Patent: 1
19
CNOOC Energy Technology & Services Ltd.
Petroleum,Petroleum industry,Natural resource management,
...[+2]
Patent: 1
20
China North Communication Technology Co., Ltd.
Telecommunications,Wireless,Broadcasting
Patent: 1
21
Guangdong Power Grid Co. Ltd.
Patent: 1
22
SAIC-GM-Wuling Automobile Co., Ltd.
Automotive engineering,Semi-trailer,Truck,
...[+2]
Patent: 1
23
Hudong-Zhonghua Shipbuilding Group Co., Ltd.
Shipbuilding,Shipyard,Manufacturing engineering,
...[+2]
Patent: 1
24
Shengrui Transmission Co. Ltd.
Automotive engineering,Flywheel,Continuously variable transmission,
...[+2]
Patent: 1
25
AECC Harbin Dongan Engine Co., Ltd.
Internal combustion engine,Gasoline,Automotive engineering
Patent: 1
26
Changchun Zhuoyi Biological Co. Ltd.
Biopharmaceutical,Rabies vaccine,Herb,
...[+2]
Patent: 1
27
China First Metallurgical Construction Co., Ltd.
Patent: 1
28
Zhejiang Fortune Energy Co., Ltd.
Semiconductor,Solar power,Cell,
...[+1]
Patent: 1
29
Ehoma Industrial Corp.
Clamp,Computer hardware,Information technology management
Patent: 1
30
Gong Maw Enterprise Co. Ltd.
Hardware tool,Automation,Manufacturing engineering,
...[+2]
Patent: 1
31
Dongfeng Cummins Engine Co., Ltd.
Truck,Automotive engineering
Patent: 1
32
Jingzhou Jiuyang Automobile Parts Co., Ltd.
Automotive engineering
Patent: 1
33
Nanjing Limin Machinery Co. Ltd.
Automotive engineering
Patent: 1
34
Ningbo Aipu Industrial Co. Ltd.
Patent: 1
35
Henan Dafang Heavy Machine Co. Ltd.
Mechanical engineering,Manufacturing engineering
Patent: 1
36
Qingdao Zhouqing Industrial Design Co. Ltd.
Industrial design
Patent: 1
37
Linzhou Guangyuan New Material Technology Co. Ltd.
Glass fiber
Patent: 1
38
SAIC-IVECO HONGYAN Commercial Vehicle Co., Ltd.
Tractor,Truck,Manufacturing engineering,
...[+2]
Patent: 1
39
Qingdao Warwick Hardware Tools Co., Ltd.
Patent: 1
40
Zhejiang Zhengkang Industrial Co. Ltd.
Patent: 1
41
Chengdu Galaxy Power Co. Ltd.
Automotive engineering,Internal combustion engine,Telecommunications equipment,
...[+2]
Patent: 1
42
Zhengzhou Lingyu New Materials Co. Ltd.
Patent: 1
43
Usas Building System Shanghai Co. Ltd.
Patent: 1
44
Shanghai Changqiang Power Co. Ltd.
Patent: 1
45
Liaocheng Zhongtong Light Bus Co. Ltd.
Patent: 1
46
Jiangsu Longcheng Precision Forging Co. Ltd.
Patent: 1
47
China Petroleum Logging Co. Ltd.
Logging,Petroleum industry,Petroleum
Patent: 1
48
Shenzhen McQuay Air Conditioning Co. Ltd.
Refrigeration,Air conditioning
Patent: 1
49
Zhejiang Lutong Mechanical & Electrical Co., Ltd.
Electrical equipment,Electronics
Patent: 1
50
Shaanxi Heavy Duty Automobile Co., Ltd.
Truck,Automotive industry,Automotive engineering
Patent: 1
Page generation time: Jul 05 2025