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Top 50 New Entrants companies in Etching
by Most Patent Filing In 3 Years in the China in 2019

The Etching top 50 is Discovery PatSnap’ annual ranking of the top 50 Most Patent Filing In 3 Years Etching New Entrants in the China. Discovery has identified the top key players, startups & unicorns, fast-growings, news entrants in 2019, 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
Yangtze Memory Technologies Co., Ltd.
Semiconductor,Flash memory,Solid-state drive,
...[+2]
Patent: 97
2
HKC Corp. Ltd.
LED display,Graphics processing unit,Information technology management,
...[+2]
Patent: 20
3
Huaian Imaging Device Manufacturer Corp.
Semiconductor,Image sensor,CMOS,
...[+2]
Patent: 16
4
Jiangsu Shangda Electronics Co., Ltd.
Patent: 13
5
Chongqing HKC Optoelectronics Technology Co., Ltd.
Optoelectronics,Computer hardware,Electronics
Patent: 9
6
Xiamen San'an Integrated Circuit Co., Ltd.
Information technology consulting,Semiconductor,Gallium arsenide,
...[+2]
Patent: 8
7
Zhangjiagang Kangde Xin Optronics Material Co., Ltd.
Patent: 8
8
Shanghai New Micro Technology R&D Center Co., Ltd.
Patent: 7
9
Kunshan Dongwei Technology Co., Ltd.
Industrial engineering
Patent: 6
10
Ttop Corp.
Patent: 6
11
Guangdong OPPO Mobile Telecommunications Corp., Ltd.
Mobile phone,Telecommunications,Terminal equipment,
...[+2]
Patent: 6
12
Oppo
Electronics,Mobile device,Image sensor,
...[+2]
Patent: 6
13
Sae Technologies Development Dongguan Co. Ltd.
Patent: 5
14
Kunshan Aplus Tec Corp.
Patent: 5
15
SiEn (Qingdao) Integrated Circuits Co., Ltd.
Tariff
Patent: 5
16
Qingdao University
Pinyin,Medicine,Biology,
...[+2]
Patent: 5
17
Gree Electric Appliances, Inc. of Zhuhai
Electronics,Conditioners,Air conditioning,
...[+2]
Patent: 5
18
CSI Solar Power (China), Inc.
Semiconductor,Solar power,Electronic component
Patent: 5
19
Shaanxi Aerospace Times Navigation Equipment Co., Ltd.
Patent: 4
20
Beijing Apollo Ding Rong Solar Technology Co., Ltd.
Patent: 4
21
Yangzhou University
Pinyin,Biology,Chemistry,
...[+2]
Patent: 4
22
Coxon Precise Industrial Co. Ltd.
Electronic component,Electronics,Computer hardware,
...[+2]
Patent: 4
23
Jiangsu Bomin Electronics Co., Ltd.
Patent: 4
24
Yancheng Weixin Electronics Co., Ltd.
Patent: 4
25
Dongguan Chensong Plastic Co. Ltd.
Patent: 4
26
Chongqing BOE Optoelectronics Technology Co., Ltd.
Optoelectronics,Automation,Manufacturing engineering,
...[+2]
Patent: 4
27
Shenyang Aerospace University
Industry of China,Aerospace,Civil aviation,
...[+2]
Patent: 3
28
Nano & Advanced Materials Institute Ltd.
MicroLED,Nanotechnology
Patent: 3
29
Hunan University
Library science,Cultural background,Literature,
...[+2]
Patent: 3
30
Jiangsu Zhongyu Photovoltaic Technology Co., Ltd.
Patent: 3
31
Shenzhen Huake Chuangzhi Technology Co., Ltd.
Software development,Coating
Patent: 3
32
Asia Electronic Material Co. Ltd.
Mechanical engineering,Pi,Composite film,
...[+2]
Patent: 3
33
Jiangmen Benlida Printed Circuit Co. Ltd.
Semiconductor,Electronics,Electronic component
Patent: 3
34
Southern University of Science & Technology
Patent: 3
35
Yangzhou Hy Technology Development Co. Ltd.
Patent: 3
36
Huizhou Techuang Electronic Technology Co Ltd.
Patent: 3
37
Shenzhen Innokin Technology Co. Ltd.
Patent: 3
38
Laser Tek Taiwan Co., Ltd.
Semiconductor,Surface-mount technology,Electronic component,
...[+2]
Patent: 3
39
AVIC Xian Flight Automatic Control Research Institute
Patent: 3
40
Shandong University of Technology
Pinyin,Materials science,Chemistry,
...[+2]
Patent: 3
41
China Petroleum & Chemical Corp.
Petrochemical,Petroleum,Enterprise software,
...[+2]
Patent: 3
42
MicroJet Technology Co., Ltd.
Cartridge,Molecular sensor,Drip irrigation,
...[+2]
Patent: 3
43
Lujiang Kaichuang Hardware Technology Co. Ltd.
Patent: 3
44
Vertilite Co. Ltd.
Laser,Optical communication,Vertical-cavity surface-emitting laser,
...[+2]
Patent: 3
45
AAC Optronics Technologies (Suzhou) Co., Ltd.
Patent: 3
46
Zhuhai Zero Boundary Integrated Circuit Co., Ltd.
Patent: 3
47
Jiangsu University of Science & Technology
Package on package,Multi-chip module,Wafer-level packaging,
...[+2]
Patent: 3
48
National Yang Ming Chiao Tung University
Graduate degree,The Internet,Academic Training,
...[+1]
Patent: 3
49
Xiamen Sky Semiconductor Technology Co. Ltd.
Semiconductor,Process design,Mass production
Patent: 3
50
Chuzhou HKC Optoelectronics Technology Co., Ltd.
Integrated circuit,Capacitor,Microprocessor,
...[+2]
Patent: 3
Page generation time: Jul 25 2025