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Top 50 Fast-growings companies in Iridium
by Most Patent Filing In 3 Years in the Japan in 2019

The Iridium top 50 is Discovery PatSnap’ annual ranking of the top 50 Most Patent Filing In 3 Years Iridium Fast-growings in the Japan. 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.
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
Semiconductor Energy Laboratory Co., Ltd.
Semiconductor,Transistor,Semiconductor device,
...[+2]
Patent: 45
2
Advanced Industrial Science & Technology
Graphene,Association (object-oriented programming)
Patent: 45
3
Tanaka Holdings Co. Ltd.
Precious metal,Mining engineering,Natural resource management,
...[+2]
Patent: 26
4
Sumitomo Chemical Co., Ltd.
Petrochemical,Agriculture,Pesticide,
...[+2]
Patent: 25
5
Mitsubishi Petrochemical Co. Ltd.
Petrochemical,Chemical engineering
Patent: 19
6
Furukawa Electric Co., Ltd.
Optical fiber,Renewable energy,Optoelectronics,
...[+2]
Patent: 12
7
Mitsubishi Power Ltd.
Turbine,Control system,Renewable energy,
...[+2]
Patent: 11
8
KIOXIA Corp.
Computer hardware,Solid-state,Flash memory,
...[+2]
Patent: 11
9
FLOSFIA, Inc.
Chemical vapor deposition,Big data,Semiconductor,
...[+1]
Patent: 11
10
Asahi Kasei Corp.
Chemical engineering,Petrochemical,Fertilizer,
...[+2]
Patent: 8
11
Dow Corning Toray Silicone Co. Ltd.
Industrial engineering
Patent: 7
12
Kyoto University
Gauss,Stem cell,Chemistry,
...[+2]
Patent: 6
13
Mitsubishi Hitachi Power Systems
Control system
Patent: 5
14
Toshiba Chemical Corp.
Electronics,Chemical engineering
Patent: 5
15
Sekisui Chemical Co., Ltd.
Synthetic rubber,Industrial engineering,Polyvinyl chloride,
...[+2]
Patent: 5
16
Kyocera Corp.
Semiconductor,Electronics,Telecommunications,
...[+2]
Patent: 5
17
TOTO Ltd.
Bathtub,Cistern,Sink (computing),
...[+2]
Patent: 5
18
Japan Science & Technology Agency
Technology policy,Information and Communications Technology,Nanotechnology
Patent: 5
19
Osaka University
Public university,Knowledge management,Chemistry,
...[+2]
Patent: 5
20
Nitto Denko Corp.
Semiconductor,Product design,Adhesive,
...[+2]
Patent: 5
21
Daicel Corp.
Airbag,Chemical engineering,Cellulose acetate,
...[+2]
Patent: 5
22
De Nora Permelec Ltd.
Semiconductor
Patent: 5
23
Toyota Central R&D Labs, Inc.
Semiconductor,Power semiconductor device,System on a chip,
...[+2]
Patent: 4
24
Nippon Telegraph & Telephone Corp.
Telecommunications,Cloud database,Data center,
...[+2]
Patent: 4
25
Meltex, Inc.
Electronics,Metal,Chemical engineering
Patent: 3
26
Osaka Gas Co., Ltd.
Natural gas,Activated carbon,Petroleum industry,
...[+2]
Patent: 3
27
Renesas Electronics Corp.
Semiconductor,Microcontroller,Electronics,
...[+2]
Patent: 2
28
Sumitomo Metal Mining Co., Ltd.
Nickel,Mining engineering,Natural resource management,
...[+2]
Patent: 2
29
TDK Corp.
Electronic component,Ceramic capacitor,Electronics,
...[+2]
Patent: 2
30
Canon, Inc.
Computer hardware,Software,Computer vision,
...[+2]
Patent: 2
31
Eneos Corp.
Petroleum,Lubricant,Petroleum industry,
...[+2]
Patent: 2
32
Cataler Corp.
Cisco Catalyst,Automotive engineering
Patent: 2
33
Kobelco Research Institute, Inc.
Manufacturing services
Patent: 2
34
NEC Corp.
Virtualization,Big data,Network security,
...[+2]
Patent: 2
35
JX Nippon Oil & Energy Marine Service Corp.
Lubricant,Grease,p-Xylene,
...[+2]
Patent: 2
36
Towa Pharmaceutical Co., Ltd.
Drug,Health care,Pharmacy,
...[+2]
Patent: 1
37
Kanazawa University
Medicine,Biology,Chemistry,
...[+2]
Patent: 1
38
Idemitsu Kosan Co., Ltd.
Petrochemical,Lubricant,Petroleum,
...[+2]
Patent: 1
39
Gunma University
Angiogenesis inhibitor,Lampalizumab,Medicine,
...[+2]
Patent: 1
40
Umicore Shokubai Japan Co. Ltd.
Patent: 1
41
Kumamoto University
Brain monitoring,Dementia,Medicine,
...[+2]
Patent: 1
42
Furuya Metal Co., Ltd.
Semiconductor,Thin film,Membrane,
...[+2]
Patent: 1
43
Hitachi Ltd.
Elevator,Electrical equipment,Electric motor,
...[+2]
Patent: 1
44
Kwansei Gakuin Educational Foundation
Patent: 1
45
Ishifuku Metal Industry Co., Ltd.
Metal,Interior design,Bullion
Patent: 1
46
Panasonic Intellectual Property Management Co. Ltd.
Patent: 1
47
Tokyo University of Science
Kinase,Phosphatase,Enzyme,
...[+2]
Patent: 1
48
Shin-Etsu Chemical Co., Ltd.
Silicone,Semiconductor,Chemical engineering,
...[+2]
Patent: 1
49
University of Toyama
Pharmaceutical manufacturing,Chemistry,Biology,
...[+2]
Patent: 1
50
Toyota Motor Corp.
Sport utility vehicle,Mobile device,Public transport,
...[+2]
Patent: 1
Page generation time: Jun 13 2025