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Top 100 Key Players companies in Jet stream
by Most Patent Citation in the Japan in 2021

The Jet stream top 100 is Discovery PatSnap’ annual ranking of the top 100 Most Patent Citation Jet stream Key Players in the Japan. 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.
Jet streams are fast flowing, narrow, meandering air currents in the atmospheres of some planets, including Earth. On Earth, the main jet streams are located near the altitude of the tropopause and are westerly winds (flowing west to east). Their paths typically have a meandering shape. Jet streams may start, stop, split into two or more parts, combine into one stream, or flow in various directions including opposite to the direction of the remainder of the jet.

Key Players

Fast-growings

Startups & Unicorns

New Entrants

Ranking Year:

2022

2021

2020

2019

2018

Region:

Global

China

Japan

United States

United Kingdom

France

Germany

Canada

South Korea

Ranking:

Most Patent Filings

Highest Patent Value

Most Patent Citation

Most Research Publications

Most Literature Citation

Most News Heat

#
Company Name
Region
Tech Topics
Total
1
Asahi Kasei Corp.
Tokyo, Japan
Chemical engineering,Petrochemical,Fertilizer,
...[+2]
patent citation: 3,633
2
Hitachi Ltd.
Tokyo, Japan
Elevator,Electrical equipment,Electric motor,
...[+2]
patent citation: 724
3
Panasonic Holdings Corp.
Osaka, Japan
Semiconductor,Industrial engineering,Electronics,
...[+2]
patent citation: 432
4
Matsushita Electronics Corp.
Osaka, Japan
Electronics,Computer hardware,DVD player,
...[+2]
patent citation: 432
5
Sumitomo Heavy Industries, Ltd.
Tokyo, Japan
Sewage treatment,Proton therapy,Cryocooler,
...[+2]
patent citation: 340
6
Mitsubishi Kogyo KK
Japan
patent citation: 302
7
Mitsubishi Electric Engineering Co., Ltd.
Tokyo, Japan
patent citation: 242
8
Nippon Sheet Glass Co., Ltd.
Tokyo, Japan
Glazing,Flat glass,Timing belt,
...[+2]
patent citation: 207
9
Kawasaki Heavy Industries Ltd.
Kyoto, Japan
Turbine,Mechanical engineering,Manufacturing engineering,
...[+2]
patent citation: 182
10
DIC Corp.
Tokyo, Japan
Pigment,Chemical engineering,Synthetic resin,
...[+2]
patent citation: 165
11
DIC Corporation
Pigment,Polymer,Epoxy,
...[+2]
patent citation: 165
12
NIPPON STEEL Stainless Steel Corp.
Tokyo, Japan
Mill,Metal,Mining engineering,
...[+1]
patent citation: 146
13
TOSHIBA Corp.
Tokyo, Japan
Semiconductor,Computer hardware,Electronics,
...[+2]
patent citation: 137
14
Sony Group Corp.
Tokyo, Japan
Computer hardware,Software,Music,
...[+2]
patent citation: 133
15
Nissan Motor Co., Ltd.
Kanagawa, Japan
Truck,Public transport,Automotive engineering,
...[+2]
patent citation: 111
16
Kajima Corp.
Tokyo, Japan
Civil engineering,Construction engineering,Real estate development,
...[+2]
patent citation: 109
17
NKK Corp.
Tokyo, Japan
Natural resource management,Mining engineering
patent citation: 106
18
Ricoh Co., Ltd.
Tokyo, Japan
Digital media,Data visualization,Thermal paper,
...[+2]
patent citation: 100
19
Chemical Grouting Co., Ltd.
Japan
patent citation: 92
20
Taisho Pharmaceutical Co., Ltd.
Tokyo, Japan
Medicine,Self-medication,Drug,
...[+2]
patent citation: 90
21
Kubota Corp.
Osaka, Japan
Tractor,Manufacturing engineering,Combine harvester,
...[+2]
patent citation: 88
22
Toyota Motor Corp.
Aichi, Japan
Sport utility vehicle,Mobile device,Public transport,
...[+2]
patent citation: 84
23
UBE Corp.
Tokyo, Japan
Synthetic rubber,Chemical engineering,Coal mining,
...[+2]
patent citation: 80
24
Morishita Jintan Co., Ltd.
Osaka, Japan
Chocolate confectionery,Cosmetics,Health care,
...[+2]
patent citation: 80
25
Kobe Steel, Ltd.
Hyogo, Japan
Welding,Electronics,Mining engineering,
...[+2]
patent citation: 75
26
SCREEN Holdings Co., Ltd.
Kyoto, Japan
Semiconductor,Wafer fabrication,Flat panel display,
...[+2]
patent citation: 71
27
Seibu Giken Co., Ltd.
Fukuoka, Japan
Heat pump,Automation,Manufacturing engineering,
...[+2]
patent citation: 69
28
Sugino Machine Ltd.
Toyama, Japan
High pressure,Drill,Automation,
...[+2]
patent citation: 69
29
Toyo Engineering Corp.
Chiba, Japan
Petrochemical,Petroleum industry,Petroleum,
...[+2]
patent citation: 65
30
Trinity Industrial Corp.
Aichi, Japan
Industrial engineering,Automotive engineering
patent citation: 65
31
Mitsubishi Rayon Engineering Co. Ltd.
Japan
patent citation: 64
32
Shimadzu Corp.
Kyoto, Japan
Molecular diagnostics,Microbiology Test,Cockpit display system,
...[+2]
patent citation: 60
33
Nihon Denso KK
Saitama, Japan
Manufacturing engineering,Mechanical engineering
patent citation: 58
34
Terumo Corp.
Tokyo, Japan
Health care,Blood management,Syringe,
...[+2]
patent citation: 56
35
TOTO Ltd.
Fukuoka, Japan
Bathtub,Cistern,Sink (computing),
...[+2]
patent citation: 51
36
Nittetsu Mining Co., Ltd.
Tokyo, Japan
Mining engineering,Industrial engineering,Dolomite,
...[+2]
patent citation: 48
37
Hino Motors, Ltd.
Tokyo, Japan
Truck,Public transport,Gasoline,
...[+2]
patent citation: 48
38
Kurimoto Ltd.
Osaka, Japan
Ductile iron pipe,Ductile iron,Metal,
...[+2]
patent citation: 47
39
Hitachi Appliances, Inc.
Tokyo, Japan
Air conditioning,Manufacturing engineering,Industrial engineering,
...[+2]
patent citation: 47
40
Kawasaki Steel Corp.
Japan
patent citation: 47
41
Sanshin Kogyo Co., Ltd.
Fukushima, Japan
Hot air oven,Automation,Manufacturing engineering,
...[+2]
patent citation: 43
42
Nippon Steel Nisshin Co., Ltd.
Tokyo, Japan
Construction engineering
patent citation: 42
43
Hitachi-GE Nuclear Energy Ltd.
Tokyo, Japan
Power transmission,Light-water reactor,Nuclear fuel cycle,
...[+2]
patent citation: 41
44
Yamaha Motor Co., Ltd.
Shizuoka, Japan
Robotics,Industrial robot,Automotive engineering,
...[+2]
patent citation: 40
45
Matsushita Seiko Co Ltd
Osaka, Japan
Automation,Manufacturing engineering,Industrial engineering,
...[+2]
patent citation: 40
46
Freund Corp.
Tokyo, Japan
Excipient,Chemical engineering,Granulation,
...[+2]
patent citation: 38
47
JFE Holdings, Inc.
Tokyo, Japan
Materials science,Product design,Carbon steel,
...[+2]
patent citation: 37
48
Hochiki Corp.
Tokyo, Japan
Smoke,Fire detection,Fire protection,
...[+2]
patent citation: 37
49
JFE Steel Corp.
Tokyo, Japan
Irone,Mining engineering,Natural resource management,
...[+2]
patent citation: 37
50
Mitsui Chemicals, Inc.
Tokyo, Japan
Petrochemical,Chemical engineering,Polypropylene,
...[+2]
patent citation: 36
51
INAX Corp.
Aichi, Japan
Plumbing fixture,Interior design,Refractory,
...[+2]
patent citation: 36
52
Canon, Inc.
Tokyo, Japan
Computer hardware,Software,Computer vision,
...[+2]
patent citation: 35
53
Fujitsu Ltd.
Tokyo, Japan
Cloud computing,Enterprise software,Information technology management,
...[+2]
patent citation: 32
54
Oji Holdings Corp.
Tokyo, Japan
Containerboard,Paperboard,Thermal paper,
...[+2]
patent citation: 32
55
Japan Engineering Co., Ltd.
Kanagawa, Japan
Semiconductor,Automation,Manufacturing engineering,
...[+2]
patent citation: 32
56
Towa Corp.
Kyoto, Japan
Semiconductor,Plastics engineering,Industrial engineering,
...[+2]
patent citation: 31
57
Nihon den Netsu Keiki Co. Ltd.
Japan
patent citation: 31
58
Sumitomo Electric Industries Ltd.
Osaka, Japan
Electronics,Optical fiber,Optical fiber cable,
...[+2]
patent citation: 30
59
Subaru Corp.
Tokyo, Japan
Automotive engineering,Public transport,Aerospace,
...[+2]
patent citation: 30
60
Kioritz Corp.
Tokyo, Japan
Tachometer,Manufacturing engineering,Mechanical engineering,
...[+2]
patent citation: 30
61
Sumitomo Electric
Osaka, Japan
Optical fiber,Electronics,Optical fiber cable
patent citation: 30
62
Ohkawara Kakohki Co. Ltd.
Kanagawa, Japan
Automation,Mechanical engineering,Manufacturing engineering,
...[+1]
patent citation: 30
63
Mitsui E&S Holdings Co., Ltd.
Tokyo, Japan
Public transport,Hydrogen compressor,Reciprocating compressor,
...[+2]
patent citation: 29
64
Renesas Technology Corp.
Tokyo, Japan
Semiconductor,Computer hardware,Electronics,
...[+2]
patent citation: 29
65
J. Morita Mfg. Corp.
Kyoto, Japan
Computed tomography,Medical imaging,Cone beam computed tomography
patent citation: 29
66
DAIKIN INDUSTRIES Ltd.
Osaka, Japan
Air conditioning,Refrigeration,Mechanical engineering,
...[+2]
patent citation: 28
67
The Japan Steel Works Ltd.
Tokyo, Japan
Wind power,Ferroalloy,Energy products,
...[+2]
patent citation: 28
68
JSW
Tokyo, Japan
Energy products,Petroleum industry,Precious metal,
...[+2]
patent citation: 28
69
Fujifilm Business Innovation Corp.
Chiba, Japan
Electronics,Inkjet printing,Vertical-cavity surface-emitting laser,
...[+2]
patent citation: 28
70
Daikin Airconditioning France SAS
Osaka, Japan
Industrial engineering,Fluorochemical industry,Air conditioning,
...[+1]
patent citation: 28
71
Yamaha Corp.
Shizuoka, Japan
Audio equipment,Gasoline,Loudspeaker,
...[+2]
patent citation: 27
72
IHI Power Systems Co., Ltd.
Tokyo, Japan
Turbine,Gas engine,Manufacturing engineering,
...[+2]
patent citation: 27
73
Seiko Epson Corp.
Nagano, Japan
Wearable technology,Projector,Electronics,
...[+2]
patent citation: 26
74
M Technique Co., Ltd.
Japan
patent citation: 26
75
DENSO Corp.
Aichi, Japan
Automotive engineering,Industrial robot,Programmable logic controller,
...[+2]
patent citation: 25
76
HOYA Corp.
Tokyo, Japan
Computer hardware,Software,Intraocular lens,
...[+2]
patent citation: 25
77
Ebara Corp.
Tokyo, Japan
Vacuum pump,Manufacturing engineering,Turbine,
...[+2]
patent citation: 25
78
Osaka Gas Co., Ltd.
Osaka, Japan
Natural gas,Activated carbon,Petroleum industry,
...[+2]
patent citation: 24
79
Fuji Electronics Co., Ltd.
Tokyo, Japan
Semiconductor,Microcomputer,Electronic component,
...[+2]
patent citation: 24
80
Amada Wasino Co. Ltd.
Aichi, Japan
Manufacturing engineering,Automation,Mechanical engineering,
...[+2]
patent citation: 24
81
Fuji Electric FA Components & SYstems Co., Ltd.
Tokyo, Japan
Semiconductor,Industrial engineering,Smart grid,
...[+2]
patent citation: 24
82
Powrex Corp.
Japan
Pharmaceutical manufacturing,Granular material,Automation,
...[+2]
patent citation: 24
83
Olympus Corp.
Tokyo, Japan
Microscope,Endoscopy,Software,
...[+2]
patent citation: 23
84
Sumitomo Metal Industries Ltd.
Osaka, Japan
Metal,Semiconductor,Casting,
...[+2]
patent citation: 23
85
Kewpie Corp.
Tokyo, Japan
Food industry,Pickling,Snack foods,
...[+2]
patent citation: 22
86
Toyo Construction Co., Ltd.
Osaka, Japan
Civil engineering,Energy plant,Educational institution
patent citation: 22
87
Tokyo Gas Co., Ltd.
Tokyo, Japan
Natural gas,Hydrogen chloride,Petroleum industry,
...[+2]
patent citation: 21
88
Mitsubishi Motors Corp.
Tokyo, Japan
Sport utility vehicle,Automotive engineering,Electric vehicle,
...[+2]
patent citation: 21
89
Sumitomo Mitsui Construction Co., Ltd.
Tokyo, Japan
Civil engineering,Construction engineering,Facility management
patent citation: 21
90
Toray Industries, Inc.
Tokyo, Japan
Fiber,Textile,Textile (markup language),
...[+2]
patent citation: 20
91
Shibuya Corp.
Ishikawa, Japan
Medical equipment,Mechatronics,Food processing,
...[+2]
patent citation: 20
92
Unitika Ltd.
Osaka, Japan
Fiber,Textile (markup language),Polymer,
...[+2]
patent citation: 19
93
Daihatsu Motor Co., Ltd.
Osaka, Japan
Automotive engineering,Proton exchange membrane fuel cell,Electric bus,
...[+2]
patent citation: 19
94
West Japan Railway Co.
Osaka, Japan
Advertising,Railway engineering,Public transport,
...[+2]
patent citation: 18
95
Toyo Kogyo Co. Ltd.
Japan
Metal fabrication,Automation,Manufacturing engineering,
...[+2]
patent citation: 18
96
NEC Corp.
Tokyo, Japan
Virtualization,Big data,Network security,
...[+2]
patent citation: 17
97
Sumitomo Metal Mining Co., Ltd.
Tokyo, Japan
Nickel,Mining engineering,Natural resource management,
...[+2]
patent citation: 17
98
Bridgestone Corp.
Tokyo, Japan
Automotive engineering,sports equipment,Natural rubber,
...[+2]
patent citation: 16
99
Howa Kogyo KK
Japan
patent citation: 16
100
Nippon Furnace Co. Ltd.
Kanagawa, Japan
Automation,Manufacturing engineering,Industrial engineering,
...[+2]
patent citation: 16

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