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Top 100 Fast-growings companies in Etching
by Most Patent Filing In 3 Years in the China in 2020

The Etching top 100 is Discovery PatSnap’ annual ranking of the top 100 Most Patent Filing In 3 Years Etching Fast-growings in the China. Discovery has identified the top key players, startups & unicorns, fast-growings, news entrants in 2020, ranking from differnt perspectives, including patent filing intensity, academic research capability, news media heat. The company list is generated from various data types.
Etching is traditionally the process of using strong acid or mordant to cut into the unprotected parts of a metal surface to create a design in intaglio (incised) in the metal. In modern manufacturing, other chemicals may be used on other types of material. As a method of printmaking, it is, along with engraving, the most important technique for old master prints, and remains in wide use today. In a number of modern variants such as microfabrication etching and photochemical milling it is a crucial technique in much modern technology, including circuit boards.
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Company Name
Region
Tech Topics
Total
1
Taiwan Semiconductor Manufacturing Co., Ltd.
Semiconductor,Electronics,Product design,
...[+2]
Patent: 278
2
Yangtze Memory Technologies Co., Ltd.
Semiconductor,Flash memory,Solid-state drive,
...[+2]
Patent: 114
3
Shanghai Huahong Grace Semiconductor Manufacturing Corp.
Foundry,Metal,Mining engineering,
...[+2]
Patent: 92
4
Shanghai Huali Integrated Circuit Manufacturing Co., Ltd.
Integrated circuit,Microprocessor,Electron,
...[+2]
Patent: 74
5
ChangXin Memory Technologies, Inc.
Tariff
Patent: 69
6
Institute of Microelectronics of Chinese Academy of Sciences
Microelectronics,Chemical engineering,Electronics,
...[+2]
Patent: 66
7
Shanghai Huali Microelectronics Corp.
Microelectronics,Tariff,Food industry
Patent: 55
8
BOE Technology Group Co., Ltd.
Production line,Electronic visual display,Semiconductor,
...[+2]
Patent: 54
9
Boe Innovation Investment Co. Ltd.
Intelligent interface,Semiconductor,Internet of Things,
...[+2]
Patent: 54
10
Semiconductor Manufacturing International (Shanghai) Corp.
Semiconductor,Electronic component
Patent: 47
11
Semiconductor Manufacturing International
Semiconductor,Computer hardware,Integrated circuit,
...[+2]
Patent: 47
12
Jiangsu Leuven Instrument Co. Ltd.
Semiconductor,Electronic component
Patent: 39
13
TCL China Star Optoelectronics Technology Co., Ltd.
Computer hardware,Liquid-crystal display,Electronics,
...[+2]
Patent: 37
14
Beijing NAURA Microelectronics Equipment Co., Ltd.
Computer hardware,Electronics,Etching,
...[+2]
Patent: 31
15
University of Electronic Science & Technology of China
Power semiconductor device,Semiconductor,Molecular beam epitaxy,
...[+2]
Patent: 31
16
Advanced Micro Fabrication Equipment, Inc. China
Semiconductor,Chemical vapor deposition,Microfabrication,
...[+2]
Patent: 30
17
South China University of Technology
Power semiconductor device,Semiconductor,Science park,
...[+2]
Patent: 30
18
Tianjin University
Radio-frequency identification,Coronavirus disease 2019 (COVID-19),Pinyin,
...[+2]
Patent: 25
19
Dalian University of Technology
Revocation,Materials science,Chemistry,
...[+2]
Patent: 23
20
Hua Hong Semiconductor Wuxi Ltd.
Patent: 21
21
HKC Corp. Ltd.
LED display,Graphics processing unit,Information technology management,
...[+2]
Patent: 21
22
Sun Yat-Sen University
Management science,Square kilometer,Social science,
...[+2]
Patent: 18
23
Hefei Xinsheng Optoelectronics Technology Co. Ltd.
Patent: 17
24
Enkris Semiconductor, Inc.
Patent: 17
25
Nanjing University
Pinyin,Public university,Chemistry,
...[+2]
Patent: 15
26
Tsinghua University
Western culture,TUTOR,Silicon carbide,
...[+2]
Patent: 15
27
Xi'an Jiaotong University
Materials science,Computer science,Composite material,
...[+2]
Patent: 15
28
Zhejiang University
Pinyin,Educational institution,Cancer immunotherapy,
...[+2]
Patent: 15
29
Huaian Imaging Device Manufacturer Corp.
Semiconductor,Image sensor,CMOS,
...[+2]
Patent: 14
30
Huazhong University of Science & Technology
Education development,Cell therapy,Drug repositioning,
...[+2]
Patent: 13
31
SiEn (Qingdao) Integrated Circuits Co., Ltd.
Tariff
Patent: 13
32
University of Science & Technology Beijing
Metallurgy,Pinyin,Materials science,
...[+2]
Patent: 13
33
Institute of Metal Research Chinese Academy of Sciences
Patent: 13
34
Fudan University
Square kilometer,Biophysics,Cell therapy,
...[+2]
Patent: 13
35
Jiangsu Shangda Electronics Co., Ltd.
Patent: 13
36
Guangdong University of Technology
Pinyin,Computer science,Materials science,
...[+2]
Patent: 13
37
Jilin University
Pinyin,Coronavirus,Jurisdiction,
...[+2]
Patent: 12
38
Shandong University
Pinyin,Public university,Coronavirus,
...[+2]
Patent: 12
39
Sichuan University
Monoclonal antibody,Cancer immunotherapy,Immunotherapy,
...[+2]
Patent: 12
40
Xiamen San'an Integrated Circuit Co., Ltd.
Information technology consulting,Semiconductor,Gallium arsenide,
...[+2]
Patent: 12
41
Shenzhen Suntak Multilayer PCB Co. Ltd.
Semiconductor,Electronics,Electronic component
Patent: 11
42
Peking University
Transliteration,Knowledge management,Monoclonal antibody,
...[+2]
Patent: 11
43
Wuhan China Star Optoelectronics Technology Co., Ltd.
Mobile phone,Electronics,Power transmission,
...[+1]
Patent: 11
44
Jiangmen Suntak Circuit Technology Co. Ltd.
Semiconductor,Electronics,Electronic component
Patent: 11
45
East China Normal University
Chemistry,Computer science,Mathematics,
...[+2]
Patent: 11
46
Harbin Institute of Technology
Facial recognition system,Artificial intelligence,Science and engineering,
...[+2]
Patent: 11
47
Shaanxi University of Science & Technology
Materials science,Composite material,Chemistry,
...[+2]
Patent: 10
48
Suzhou Institute of Nano-Tech & Nano-Bionics (SINANO)
Public health
Patent: 10
49
Institute of Semiconductors of Chinese Academy of Sciences
Power semiconductor device,Semiconductor,High-electron-mobility transistor,
...[+2]
Patent: 10
50
Victory Giant Technology (HuiZhou) Co., Ltd.
Printed electronics,Human Development Index,Product design,
...[+2]
Patent: 10
51
Changchun Institute of Optics Fine Mechanics & Physics
Patent: 10
52
Shanghai University
Pinyin,Materials science,Computer science,
...[+2]
Patent: 9
53
Xiangtan University
Pinyin,Chemistry,Materials science,
...[+2]
Patent: 9
54
Zhejiang Jinko Solar Co. Ltd.
Renewable energy,Ingot,Wafer,
...[+1]
Patent: 9
55
Beijing University of Technology
International standard,MicroLED,Vocational education,
...[+2]
Patent: 9
56
Truly Opto Electronics Ltd.
Camera module,Still camera,Electronics,
...[+2]
Patent: 9
57
Xidian University
Social science,Electronics,Power semiconductor device,
...[+2]
Patent: 9
58
Jiangnan University
Pinyin,Chemistry,Biochemistry,
...[+2]
Patent: 8
59
Southeast University
Mechanical engineering,Molecular beam epitaxy,Retinitis,
...[+2]
Patent: 8
60
Fuzhou University
Pinyin,MicroLED,Solid-state battery,
...[+2]
Patent: 8
61
Central South University
Metallurgy,Solid-state battery,Lithium-ion battery,
...[+2]
Patent: 8
62
Changzhou Shichuang Energy Co., Ltd.
Patent: 8
63
Yancheng Weixin Electronics Co., Ltd.
Patent: 8
64
Hengdian Group DMEGC Magnetics Co., Ltd.
Magnet,Pottery,Plumbing fixture,
...[+2]
Patent: 8
65
Aoshikang Technology Co., Ltd.
Printed electronics,Electronic component,Printed circuit board,
...[+2]
Patent: 8
66
Zhejiang University of Technology
Pinyin,Mainland China,Chemistry,
...[+2]
Patent: 8
67
Kunming University of Science & Technology
Materials science,Metallurgy,Chemistry,
...[+2]
Patent: 8
68
Chongqing University
Built environment,Pinyin,Materials science,
...[+2]
Patent: 8
69
Tongwei Solar Anhui Co. Ltd.
Patent: 8
70
Xiamen University
BCG vaccine,HIV vaccine,Conjugate vaccine,
...[+2]
Patent: 8
71
Sae Technologies Development Dongguan Co. Ltd.
Patent: 8
72
Jiangsu University
Doctoral research,Pinyin,Materials science,
...[+2]
Patent: 8
73
Beihang University
Aerospace,Astronautics,Computer science,
...[+2]
Patent: 7
74
Chengdu BOE Optoelectronics Technology Co., Ltd.
Patent: 7
75
Aoshikang Precision Circuit Huizhou Co. Ltd.
Patent: 7
76
Zhengzhou University
Academic Training,Educational institution,Graduate degree,
...[+2]
Patent: 7
77
Shanghai Institute of Optics & Fine Mechanics
Patent: 7
78
Northwestern Polytechnical University
Pinyin,Materials science,Composite material,
...[+2]
Patent: 7
79
Shanghai Jiao Tong University
CONTEST,Biological membrane,Biofabrication,
...[+2]
Patent: 7
80
CSI Solar Power (China), Inc.
Semiconductor,Solar power,Electronic component
Patent: 7
81
Guangzhou Bosma Optoelectronic Technology Co. Ltd.
Computer hardware,Electronics,Semiconductor,
...[+1]
Patent: 7
82
Jinko Solar Co., Ltd.
Solar energy,Photovoltaics,Solar power,
...[+2]
Patent: 7
83
Tianjin San'an Optoelectronics Co., Ltd.
Patent: 7
84
Shanghai University of Electric Power
Pinyin,Public university,Materials science,
...[+2]
Patent: 7
85
University of Science & Technology of China
Chemistry,Materials science,Computer science,
...[+2]
Patent: 7
86
Universal Circuit Board Equipment Co. Ltd.
Patent: 7
87
Kunshan Dongwei Technology Co., Ltd.
Industrial engineering
Patent: 6
88
Fujian Jinhua Integrated Circuit Co., Ltd.
Semiconductor,Tariff
Patent: 6
89
Chongqing HKC Optoelectronics Technology Co., Ltd.
Optoelectronics,Computer hardware,Electronics
Patent: 6
90
CSI Cells Co., Ltd.
Electronics,Computer hardware,Semiconductor,
...[+1]
Patent: 6
91
Wuhan University
Knowledge management,Computer science,Chemistry,
...[+2]
Patent: 6
92
Delton Technology (Guangzhou) Inc.
Semiconductor,Printed circuit board,Electronics,
...[+1]
Patent: 6
93
Nanjing University of Aeronautics & Astronautics
Astronautics,Molecular sensor,Solid-state battery,
...[+2]
Patent: 6
94
Nanjing University of Posts & Telecommunications
Pinyin,Power semiconductor device,System on a chip,
...[+2]
Patent: 6
95
Semiconductor Manufacturing Electronics (Shaoxing) Corp.
Semiconductor,Electronics,Electronic product
Patent: 6
96
Changzhou University
Patent: 6
97
Winbond Electronics Corp.
Flash memory,Electronics,Computer hardware,
...[+2]
Patent: 6
98
Digital Printed Circuit Board Co. Ltd.
Semiconductor,Printed circuit board,Electronics,
...[+1]
Patent: 6
99
China Petroleum & Chemical Corp.
Petrochemical,Petroleum,Enterprise software,
...[+2]
Patent: 6
100
Foshan Nationstar Semiconductor Co., Ltd.
Semiconductor,Flip chip,Electronic component
Patent: 6
Page generation time: Mar 12 2025