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Top 100 Key Players companies in AC asynchronous motor
by Most Patent Citation in the Japan in 2022

The AC asynchronous motor top 100 is Discovery PatSnap’ annual ranking of the top 100 Most Patent Citation AC asynchronous motor Key Players in the Japan. Discovery has identified the top key players, startups & unicorns, fast-growings, news entrants in 2022, ranking from differnt perspectives, including patent filing intensity, academic research capability, news media heat. The company list is generated from various data types.

Key Players

Fast-growings

Startups & Unicorns

New Entrants

Ranking Year:

2022

2021

2020

2019

2018

Region:

Global

China

Japan

Germany

United States

South Korea

United Kingdom

France

Ranking:

Most Patent Filings

Highest Patent Value

Most Patent Citation

Most Research Publications

Most Literature Citation

Most Market Reports

Most News Heat

#
Company Name
Region
Tech Topics
Total
1
Hitachi Ltd.
Tokyo, Japan
Elevator,Electrical equipment,Electric motor,
...[+2]
patent citation: 6,353
2
Mitsubishi Electric Engineering Co., Ltd.
Tokyo, Japan
patent citation: 5,503
3
TOSHIBA Corp.
Tokyo, Japan
Semiconductor,Computer hardware,Electronics,
...[+2]
patent citation: 3,709
4
Matsushita Electronics Corp.
Osaka, Japan
Electronics,Computer hardware,DVD player,
...[+2]
patent citation: 2,027
5
Meidensha Corp.
Tokyo, Japan
Electrical equipment,Social infrastructure,Electronics,
...[+2]
patent citation: 1,798
6
Fuji Electronics Co., Ltd.
Tokyo, Japan
Semiconductor,Microcomputer,Electronic component,
...[+2]
patent citation: 1,670
7
Fuji Electric FA Components & SYstems Co., Ltd.
Tokyo, Japan
Semiconductor,Industrial engineering,Smart grid,
...[+2]
patent citation: 1,670
8
FANUC Corp.
Yamanashi, Japan
Robotics,Robot,Automation,
...[+2]
patent citation: 1,470
9
YASKAWA Electric Corp.
Fukuoka, Japan
Robotics,Automation,Electrical equipment,
...[+2]
patent citation: 798
10
Satake Engineering Co., Ltd.
Tokyo, Japan
patent citation: 517
11
SANYO Electric Co., Ltd.
Osaka, Japan
Semiconductor,Computer hardware,Software,
...[+2]
patent citation: 462
12
Nissan Motor Co., Ltd.
Kanagawa, Japan
Truck,Public transport,Automotive engineering,
...[+2]
patent citation: 428
13
Toyota Motor Corp.
Aichi, Japan
Sport utility vehicle,Mobile device,Public transport,
...[+2]
patent citation: 388
14
Nihon Denso KK
Saitama, Japan
Manufacturing engineering,Mechanical engineering
patent citation: 303
15
Mitsubishi Kogyo KK
Japan
patent citation: 283
16
Sumitomo Heavy Industries, Ltd.
Tokyo, Japan
Sewage treatment,Proton therapy,Cryocooler,
...[+2]
patent citation: 267
17
IHI Power Systems Co., Ltd.
Tokyo, Japan
Turbine,Gas engine,Manufacturing engineering,
...[+2]
patent citation: 253
18
Matsushita Seiko Co Ltd
Osaka, Japan
Automation,Manufacturing engineering,Industrial engineering,
...[+2]
patent citation: 185
19
Matsushita Refrigeration Co.
Osaka, Japan
Electronics,Heat exchanger,Refrigeration,
...[+1]
patent citation: 176
20
Shibaura Mechatronics Corp.
Kanagawa, Japan
Semiconductor,Robotic lawn mower,Mechatronics,
...[+2]
patent citation: 169
21
Honda Motor Co., Ltd.
Tokyo, Japan
Automotive engineering,Manufacturing engineering,Sport utility vehicle,
...[+2]
patent citation: 167
22
Ebara Corp.
Tokyo, Japan
Vacuum pump,Manufacturing engineering,Turbine,
...[+2]
patent citation: 165
23
Hitachi Building Systems Co., Ltd.
Tokyo, Japan
Elevator,Electronic product
patent citation: 161
24
Satake Corp.
Hiroshima, Japan
Food processing,Manufacturing engineering,Pea protein,
...[+1]
patent citation: 153
25
DAIKIN INDUSTRIES Ltd.
Osaka, Japan
Air conditioning,Refrigeration,Mechanical engineering,
...[+2]
patent citation: 146
26
Hitachi Plant Technologies Ltd.
Tokyo, Japan
Water treatment,Environmental consulting,Microfiltration,
...[+2]
patent citation: 134
27
TOC Co., Ltd.
Tokyo, Japan
Laundry,Coin,Facility management,
...[+1]
patent citation: 132
28
Yamada Electric Mfg Co., Ltd.
Japan
patent citation: 126
29
Fujitsu Ltd.
Tokyo, Japan
Cloud computing,Enterprise software,Information technology management,
...[+2]
patent citation: 125
30
Yamaha Motor Co., Ltd.
Shizuoka, Japan
Robotics,Industrial robot,Automotive engineering,
...[+2]
patent citation: 121
31
Okuma Corp.
Aichi, Japan
Machining,Automation,Manufacturing engineering,
...[+2]
patent citation: 114
32
Sawafuji Electric Co., Ltd.
Japan
Electrical equipment,Diesel generator,Manufacturing engineering,
...[+2]
patent citation: 114
33
Mitsubishi Electric Home Appliance Co., Ltd.
Saitama, Japan
Electronics
patent citation: 108
34
Hitachi Industrial Equipment Systems Co., Ltd.
Tokyo, Japan
Switchgear,Air compressor,Computer hardware,
...[+2]
patent citation: 103
35
Shibaura Machine Co., Ltd.
Shizuoka, Japan
Computer hardware,Industrial engineering,Robotics,
...[+2]
patent citation: 96
36
Shanken Electric Co. Ltd.
Japan
patent citation: 92
37
Hitachi Keiyo Engineering Systems Ltd.
Chiba, Japan
Software,Information technology consulting,Systems design
patent citation: 87
38
Hino Motors, Ltd.
Tokyo, Japan
Truck,Public transport,Gasoline,
...[+2]
patent citation: 84
39
Nippon Electric Industry
Tokyo, Japan
Electronics
patent citation: 82
40
Sumitomo Electric Industries Ltd.
Osaka, Japan
Electronics,Optical fiber,Optical fiber cable,
...[+2]
patent citation: 79
41
Toshiba Mitsubishi-Electric Industrial Systems Corp.
Tokyo, Japan
Variable-frequency drive,Industrial engineering,DC motor,
...[+2]
patent citation: 79
42
Sumitomo Electric
Osaka, Japan
Optical fiber,Electronics,Optical fiber cable
patent citation: 79
43
Canon, Inc.
Tokyo, Japan
Computer hardware,Software,Computer vision,
...[+2]
patent citation: 77
44
Toyota Koki KK
Japan
patent citation: 77
45
TDK Corp.
Tokyo, Japan
Electronic component,Ceramic capacitor,Electronics,
...[+2]
patent citation: 76
46
Reliance Electric Ltd.
Kanagawa, Japan
Automation,Smart manufacturing,Electronics,
...[+1]
patent citation: 74
47
Sharp Corp.
Osaka, Japan
Computer hardware,Electronics,Telecommunications,
...[+2]
patent citation: 73
48
The Kansai Electric Power Co., Inc.
Osaka, Japan
Telecommunications,Energy management,Electric utility,
...[+2]
patent citation: 72
49
Nidec Servo Corp.
Japan
Servo,Electrical equipment,Electronics
patent citation: 71
50
Furukawa Electric Co., Ltd.
Tokyo, Japan
Optical fiber,Renewable energy,Optoelectronics,
...[+2]
patent citation: 66
51
Teijin Ltd.
Tokyo, Japan
Synthetic rubber,Chemical engineering,Polycarbonate,
...[+2]
patent citation: 65
52
Ricoh Co., Ltd.
Tokyo, Japan
Digital media,Data visualization,Thermal paper,
...[+2]
patent citation: 59
53
JATCO Ltd.
Shizuoka, Japan
Continuously variable transmission,Automotive engineering,Public transport,
...[+2]
patent citation: 57
54
Muratec Automation Co., Ltd.
Aichi, Japan
Software,Semiconductor,Automation
patent citation: 56
55
Subaru Corp.
Tokyo, Japan
Automotive engineering,Public transport,Aerospace,
...[+2]
patent citation: 55
56
Kawasaki Heavy Industries Ltd.
Kyoto, Japan
Turbine,Mechanical engineering,Manufacturing engineering,
...[+2]
patent citation: 52
57
Koki Holdings Co. Ltd.
Aichi, Japan
Power tool,Metalworking,Centrifuge,
...[+2]
patent citation: 52
58
NTN Toyo Bearing Co., Ltd.
Japan
Ball bearing
patent citation: 52
59
Shimadzu Corp.
Kyoto, Japan
Molecular diagnostics,Microbiology Test,Cockpit display system,
...[+2]
patent citation: 46
60
Mitsubishi Motors Corp.
Tokyo, Japan
Sport utility vehicle,Automotive engineering,Electric vehicle,
...[+2]
patent citation: 45
61
Hitachi Car Engineering Co., Ltd.
Japan
Automotive engineering
patent citation: 44
62
Osaka Gas Co., Ltd.
Osaka, Japan
Natural gas,Activated carbon,Petroleum industry,
...[+2]
patent citation: 43
63
Nishishiba Electric Co., Ltd.
Hyogo, Japan
Industrial engineering,Electrical equipment,Electronics,
...[+2]
patent citation: 42
64
Tajima Industries Ltd.
Aichi, Japan
Shopping mall,Electronics
patent citation: 42
65
The Japan Steel Works Ltd.
Tokyo, Japan
Wind power,Ferroalloy,Energy products,
...[+2]
patent citation: 40
66
JSW
Tokyo, Japan
Energy products,Petroleum industry,Precious metal,
...[+2]
patent citation: 40
67
Toshiba Engineering Corp.
Kanagawa, Japan
Construction engineering
patent citation: 40
68
OMRON Corp.
Kyoto, Japan
Automation,Electronics,Health care,
...[+2]
patent citation: 37
69
Fujita Corp.
Tokyo, Japan
Land utilization,Demolition,Construction engineering,
...[+2]
patent citation: 36
70
Nippon Otis Elevator Co.
Tokyo, Japan
Elevator,Building design
patent citation: 36
71
Komatsu Ltd.
Tokyo, Japan
Environmental engineering,Construction engineering,Heavy equipment,
...[+2]
patent citation: 34
72
TSUDAKOMA Corp.
Ishikawa, Japan
Machine tool,Manufacturing engineering,Textile (markup language),
...[+2]
patent citation: 34
73
PMC KK
Tokyo, Japan
Web design
patent citation: 34
74
Hitachi Mito Engineering Co., Ltd.
Japan
patent citation: 34
75
Mitsubishi Electric Building Techno-Service Co., Ltd.
Tokyo, Japan
Elevator
patent citation: 33
76
Mazda Motor Corp.
Kanagawa, Japan
Automotive engineering,Reciprocating engine,Manual transmission,
...[+2]
patent citation: 31
77
Mitsui E&S Holdings Co., Ltd.
Tokyo, Japan
Public transport,Hydrogen compressor,Reciprocating compressor,
...[+2]
patent citation: 31
78
Mitsubishi Materials Corp.
Tokyo, Japan
Cement,Alloy,Polycrystalline silicon,
...[+2]
patent citation: 30
79
Tonen General Sekiyu KK
Chiba, Japan
Petroleum product,Petrochemical,Liquefied natural gas,
...[+2]
patent citation: 30
80
Hitachi Engineering & Services Co., Ltd.
Tokyo, Japan
Electronics
patent citation: 30
81
Mitsubishi Materials Techno Corp.
Japan
patent citation: 30
82
Toshiba Elevator Corp.
Japan
patent citation: 30
83
Kobe Steel, Ltd.
Hyogo, Japan
Welding,Electronics,Mining engineering,
...[+2]
patent citation: 29
84
TIETECH Co., Ltd.
Aichi, Japan
Telecommunications,Information system,Automation
patent citation: 29
85
Adamant Namiki Precision Jewel
Tokyo, Japan
Glazing,Optical communication,Industrial engineering,
...[+1]
patent citation: 29
86
Toray Industries, Inc.
Tokyo, Japan
Fiber,Textile,Textile (markup language),
...[+2]
patent citation: 26
87
Nissin Electric Co., Ltd.
Kyoto, Japan
Electronics,Life Cycle Engineering,Transformer,
...[+2]
patent citation: 26
88
Fuji Electric Systems Co., Ltd.
Tokyo, Japan
Automation,Manufacturing engineering,Industrial engineering,
...[+2]
patent citation: 25
89
Tokyo Electron Ltd.
Tokyo, Japan
Semiconductor,Power transmission,Flat panel display,
...[+2]
patent citation: 24
90
Yanmar Co., Ltd.
Osaka, Japan
Diesel engine,Electronics,Tractor,
...[+2]
patent citation: 24
91
Shizuki Electric Co., Inc.
Hyogo, Japan
Capacitor,Electronics,Energy storage,
...[+2]
patent citation: 23
92
ONO SOKKI Co., Ltd.
Kanagawa, Japan
Measuring instrument,Electronics,Quality control
patent citation: 23
93
Kubota Corp.
Osaka, Japan
Tractor,Manufacturing engineering,Combine harvester,
...[+2]
patent citation: 22
94
Daifuku Co., Ltd.
Osaka, Japan
Automation,Mechanical engineering,Manufacturing engineering,
...[+2]
patent citation: 21
95
Techno Takatsuki Co. Ltd.
Osaka, Japan
Air pump,Automation,Manufacturing engineering,
...[+2]
patent citation: 21
96
Ebara Densan Ltd.
Tokyo, Japan
Solar power,Electrical equipment,Electronics
patent citation: 21
97
Nikki Denso Co., Ltd.
Kanagawa, Japan
Electronics,Switchgear,Electric motor,
...[+2]
patent citation: 21
98
Kasuga Electric Works Ltd.
Tokyo, Japan
Electronic component,Electronics,Relay,
...[+2]
patent citation: 20
99
Toyota Central R&D Labs, Inc.
Aichi, Japan
Semiconductor,Power semiconductor device,System on a chip,
...[+2]
patent citation: 20
100
Niigata Engineering Co., Ltd.
Tokyo, Japan
Manufacturing engineering,Industrial engineering,Automation,
...[+2]
patent citation: 19

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