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Top 50 New Entrants companies in Iridium
by Most Patent Filing In 3 Years in the China in 2021

The Iridium top 50 is Discovery PatSnap’ annual ranking of the top 50 Most Patent Filing In 3 Years Iridium New Entrants 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.
Iridium is a chemical element with the symbol Ir and atomic number 77. A very hard, brittle, silvery-white transition metal of the platinum group, iridium is the second-densest metal (after osmium) with a density of 22.56 g/cm³ as defined by experimental X-ray crystallography. At room temperature and standard atmospheric pressure, iridium has a calculated density 0.04 g/cm³ higher than osmium measured the same way. It is the most corrosion-resistant metal, even at temperatures as high as 2000 °C. Although only certain molten salts and halogens are corrosive to solid iridium, finely divided iridium dust is much more reactive and can be flammable.
#
Company Name
Region
Tech Topics
Total
1
Guangxi Normal University
Teacher education,Pinyin,Chemistry,
...[+2]
Patent: 6
2
Anhui University
Pinyin,Literature,Computer science,
...[+2]
Patent: 5
3
Southern University of Science & Technology
Patent: 4
4
Zhejiang Chem-Tech Group Co. Ltd.
Automation,Mechanical engineering,Manufacturing engineering,
...[+1]
Patent: 4
5
Zhejiang Lantian Environmental Protection HI Tech Co. Ltd.
Refrigerant,Fluorine,Chemical engineering,
...[+2]
Patent: 4
6
Sinochem Lantian Co., Ltd.
Petrochemical,Fluorite,Chemical engineering,
...[+1]
Patent: 4
7
Win Semiconductors Corp.
Semiconductor,Gallium arsenide,Electronic component,
...[+2]
Patent: 3
8
South China Sea Institute of Oceanology
Patent: 3
9
Institute of Metal Research Chinese Academy of Sciences
Patent: 3
10
National Chiao Tung University
Artificial intelligence,Facial recognition system,Computer science,
...[+2]
Patent: 2
11
Shanghai Institute of Applied Physics, Chinese Academy of Sciences
Patent: 2
12
University Of Jinan
Pinyin,Chemistry,Materials science,
...[+2]
Patent: 2
13
Jiangsu Rijiu Optoelectronics Jointstock Co. Ltd.
Semiconductor
Patent: 2
14
AAC Optics (Changzhou) Co., Ltd.
Laundry,Optical instrument
Patent: 2
15
Guangdong University of Petrochemical Technology
Patent: 2
16
Guangzhou First People's Hospital
Anatomical pathology,Pharmacy,X-ray
Patent: 2
17
Jilin Normal University
Pinyin,Chemistry,Materials science,
...[+2]
Patent: 2
18
Shandong University of Technology
Pinyin,Materials science,Chemistry,
...[+2]
Patent: 2
19
National Yang Ming Chiao Tung University
Graduate degree,The Internet,Academic Training,
...[+1]
Patent: 2
20
China Tobacco Hubei Industrial Co., Ltd.
Cigarette filter,Forestry,Paper mill,
...[+1]
Patent: 2
21
China TianChen Engineering Corp.
Information technology consulting
Patent: 2
22
Nanjing University of Information Science & Technology
Meteorology,Information science,Pinyin,
...[+2]
Patent: 2
23
Jiangxi Silinco Co. Ltd.
Patent: 1
24
SINOPEC Engineering (Group) Co., Ltd.
Construction engineering,Chemical engineering,Oil well,
...[+2]
Patent: 1
25
Zhoukou Normal University
Patent: 1
26
Guangxi University for Nationalities
Ethnology,Foreign language,Mathematics,
...[+2]
Patent: 1
27
Hunan University
Library science,Cultural background,Literature,
...[+2]
Patent: 1
28
Jiangsu Alpha Pharmaceutical Co., Ltd.
Medicine,Health care,Drug,
...[+2]
Patent: 1
29
Wuhan University of Science & Technology
Materials science,Metallurgy,Computer science,
...[+2]
Patent: 1
30
Zhuhai Lee & Man Materials Science Co. Ltd.
Patent: 1
31
China Building Materials Academy Co. Ltd.
Patent: 1
32
AECC Harbin Dongan Engine Co., Ltd.
Internal combustion engine,Gasoline,Automotive engineering
Patent: 1
33
Zhejiang Wanli University
Computer science,Mathematics,Mathematics education,
...[+2]
Patent: 1
34
University of Science & Technology Liaoning
Pinyin,Materials science,Metallurgy,
...[+2]
Patent: 1
35
Dalian Wanfu Pharmaceutical Co., Ltd.
Patent: 1
36
AVIC Beijing Institute of Aeronautical Materials
Patent: 1
37
Capital Normal University
Pinyin,Literature,Foreign language,
...[+2]
Patent: 1
38
First Rare Materials Co. Ltd.
Mining engineering,Natural resource management
Patent: 1
39
Tianneng Battery Group Co., Ltd.
Lead–acid battery,Lithium-ion battery,Electronics
Patent: 1
40
Beijing SAtellite Manufacturing Factory
Patent: 1
41
Shaanxi Yanchang Petroleum (Group) Co., Ltd.
Polypropylene,Petroleum industry,Petroleum,
...[+2]
Patent: 1
42
Ningxia Orient Tantalum Industry Co., Ltd.
Tantalum,Precious metal,Smelting,
...[+2]
Patent: 1
43
Shanghai Xinhai International Trade Co. Ltd.
Patent: 1
44
Dongguan University of Technology
Computer science,Chemistry,Materials science,
...[+2]
Patent: 1
45
Jimei University
Pinyin,Public university,Biology,
...[+2]
Patent: 1
46
Changsha Research Institute of Mining & Metallurgy Co., Ltd.
Metallurgy,Automation,Manufacturing engineering,
...[+2]
Patent: 1
47
Changzhou Institute of Technology
Patent: 1
48
Institute of Geology & Geophysics, Chinese Academy of Sciences
Patent: 1
49
Tianjin University of Technology
Pinyin,Public university,Materials science,
...[+2]
Patent: 1
50
Tianjushi Engineering Technology Group Co. Ltd.
Patent: 1
Page generation time: Jun 08 2025