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Top 100 Key Players companies in Lithium-ion battery
by Highest Patent Value in the Japan in 2022

The Lithium-ion battery top 100 is Discovery PatSnap’ annual ranking of the top 100 Highest Patent Value Lithium-ion battery 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

United States

Switzerland

France

United Kingdom

South Korea

Germany

Canada

Ranking:

Most Patent Filings

Highest Patent Value

Most Patent Citation

Most Market Reports

Most News Heat

#
Company Name
Region
Tech Topics
Total
1
Graphene Platform Corp.
Tokyo, Japan
Graphene,Semiconductor,Electronic component,
...[+2]
Avg patent value: 5.31 M
2
Toray Tonen Specialty Separator Godo Kaisha
Tochigi, Japan
Synthetic resin,Synthetic rubber,Chemical engineering
Avg patent value: 4.90 M
3
PHC Holdings Corp.
Tokyo, Japan
Medical equipment,Health care,Hospitality industry,
...[+2]
Avg patent value: 4.59 M
4
PMC KK
Tokyo, Japan
Web design
Avg patent value: 4.28 M
5
Incubation Alliance, Inc.
Hyogo, Japan
Graphene,Incubation,Carbon,
...[+2]
Avg patent value: 3.75 M
6
Toyo Kohan Co., Ltd.
Tokyo, Japan
Aluminum substrate,Ferroalloy,Mining engineering,
...[+1]
Avg patent value: 3.65 M
7
Unicharm Corp.
Tokyo, Japan
Health care,Fast-moving consumer goods,Diapering,
...[+2]
Avg patent value: 3.55 M
8
DOWA HOLDINGS Co., Ltd.
Tokyo, Japan
Metal,Mining engineering,Natural resource management,
...[+2]
Avg patent value: 3.47 M
9
Wako Pure Chemical Industries Ltd
Osaka, Japan
Medicine,Diagnostic Reagent,Laboratory chemicals,
...[+2]
Avg patent value: 3.36 M
10
Kyoritsu Chemical & Co. Ltd.
Tokyo, Japan
Avg patent value: 3.36 M
11
Matsugaki Chemical Industries Co. Ltd.
Japan
Avg patent value: 3.20 M
12
JFE Holdings, Inc.
Tokyo, Japan
Materials science,Product design,Carbon steel,
...[+2]
Avg patent value: 2.98 M
13
JFE Steel Corp.
Tokyo, Japan
Irone,Mining engineering,Natural resource management,
...[+2]
Avg patent value: 2.98 M
14
Toray Industries, Inc.
Tokyo, Japan
Fiber,Textile,Textile (markup language),
...[+2]
Avg patent value: 2.82 M
15
Exergy Power Systems KK
Tokyo, Japan
Renewable energy,Exergy,Energy management system,
...[+2]
Avg patent value: 2.65 M
16
Hitachi Mito Engineering Co., Ltd.
Japan
Avg patent value: 2.62 M
17
Kobe Steel, Ltd.
Hyogo, Japan
Welding,Electronics,Mining engineering,
...[+2]
Avg patent value: 2.56 M
18
Shin-Etsu Chemical Co., Ltd.
Tokyo, Japan
Silicone,Semiconductor,Chemical engineering,
...[+2]
Avg patent value: 2.56 M
19
AGC Seimi Chemical Co. Ltd.
Kanagawa, Japan
Organic electronics,Chemical engineering
Avg patent value: 2.54 M
20
Dexerials Corp.
Tokyo, Japan
Electronic component,Polarizer,Electronics,
...[+2]
Avg patent value: 2.37 M
21
Shanken Electric Co. Ltd.
Japan
Avg patent value: 2.30 M
22
Toho Titanium Co., Ltd.
Kanagawa, Japan
Titanium,Industrial engineering,Metal,
...[+2]
Avg patent value: 2.23 M
23
Tsukishima Kikai Co., Ltd.
Tokyo, Japan
Fluidized bed,Manufacturing engineering,Portable water purification,
...[+2]
Avg patent value: 2.22 M
24
UBE Corp.
Tokyo, Japan
Synthetic rubber,Chemical engineering,Coal mining,
...[+2]
Avg patent value: 2.21 M
25
JX Nippon Oil & Energy Marine Service Corp.
Japan
Lubricant,Grease,p-Xylene,
...[+2]
Avg patent value: 2.20 M
26
Mitsubishi Materials Electronic Chemicals Co., Ltd.
Japan
Avg patent value: 2.14 M
27
M Technique Co., Ltd.
Japan
Avg patent value: 2.14 M
28
Toppan, Inc.
Tokyo, Japan
Publishing,Semiconductor,Electronics,
...[+2]
Avg patent value: 2.13 M
29
Hitachi Power Solutions Co., Ltd.
Osaka, Japan
Manufacturing engineering,Mechanical engineering,Microscopy,
...[+2]
Avg patent value: 2.10 M
30
Micronics Japan Co., Ltd.
Tokyo, Japan
Semiconductor,Probe card,Electronic component,
...[+2]
Avg patent value: 2.07 M
31
JSR Corp.
Tokyo, Japan
Synthetic rubber,Natural rubber,Elastomer,
...[+2]
Avg patent value: 1.96 M
32
Kobelco Construction Machinery Co. Ltd.
Tokyo, Japan
Excavator,Heavy equipment,Manufacturing engineering,
...[+2]
Avg patent value: 1.92 M
33
JFE Mineral Co., Ltd.
Tokyo, Japan
Slag,Ferroalloy,Silicone,
...[+2]
Avg patent value: 1.90 M
34
Asahi Kasei Chemicals Corp.
Tokyo, Japan
Chemical engineering,Ion-exchange membranes,Membrane,
...[+2]
Avg patent value: 1.88 M
35
Taisei Plas Co. Ltd.
Japan
Avg patent value: 1.85 M
36
Renesas Electronics Corp.
Tokyo, Japan
Semiconductor,Microcontroller,Electronics,
...[+2]
Avg patent value: 1.81 M
37
Maxim Japan Co., Ltd.
Japan
Shopping mall
Avg patent value: 1.79 M
38
Showa Denko K.K.
Chiba, Japan
Graphite,Materials science,Nanomaterials,
...[+2]
Avg patent value: 1.78 M
39
Nisshinbo Textile Inc.
Tokyo, Japan
Yarn,Fiber,Textile (markup language),
...[+1]
Avg patent value: 1.78 M
40
Semiconductor Energy Laboratory Co., Ltd.
Kanagawa, Japan
Semiconductor,Transistor,Semiconductor device,
...[+2]
Avg patent value: 1.75 M
41
Denso Wave, Inc.
Aichi, Japan
Industrial robot,Software,Public transport,
...[+2]
Avg patent value: 1.75 M
42
Nikon Corp.
Tokyo, Japan
Microscope,Photography,Motion capture,
...[+2]
Avg patent value: 1.73 M
43
Kureha Corp.
Hokkaido, Japan
Chemical engineering,Polyvinylidene fluoride,Wallpaper,
...[+2]
Avg patent value: 1.67 M
44
Mitsubishi Chemical Engineering Corp.
Tokyo, Japan
Construction engineering,Chemical engineering
Avg patent value: 1.66 M
45
TOKYO OHKA KOGYO CO., LTD.
Kanagawa, Japan
Photoresist,Semiconductor,Petrochemical,
...[+2]
Avg patent value: 1.66 M
46
Evonik Degussa Japan Co., Ltd.
Tokyo, Japan
Avg patent value: 1.62 M
47
Sumitomo (S.H.I.) Construction Machinery Co., Ltd.
Chiba, Japan
Excavator,Mechanical engineering,Manufacturing engineering
Avg patent value: 1.60 M
48
ADVICS Co., Ltd.
Aichi, Japan
Anti-lock braking system,Brake,Automotive engineering,
...[+2]
Avg patent value: 1.59 M
49
Sony Group Corp.
Tokyo, Japan
Computer hardware,Software,Music,
...[+2]
Avg patent value: 1.58 M
50
SMK Corp.
Tokyo, Japan
Semiconductor,Electronics,Haptic technology,
...[+2]
Avg patent value: 1.56 M
51
Hitachi Construction Machinery Tierra Co., Ltd.
Osaka, Japan
Agricultural machinery,Manufacturing engineering,Mechanical engineering
Avg patent value: 1.55 M
52
Sumitomo Electric Toyama Co. Ltd.
Japan
Avg patent value: 1.55 M
53
Fuji Springs Co., Inc.
Hyogo, Japan
Forging,Deep drawing,Metal
Avg patent value: 1.53 M
54
Connexx Systems Corp.
Kyoto, Japan
Lithium-ion battery
Avg patent value: 1.53 M
55
Yuasa Co., Ltd.
Hokkaido, Japan
Software development,Software,Accounting
Avg patent value: 1.51 M
56
Japan Storage Battery Co., Ltd.
Kyoto, Japan
Electronics
Avg patent value: 1.51 M
57
Terumo Corp.
Tokyo, Japan
Health care,Blood management,Syringe,
...[+2]
Avg patent value: 1.50 M
58
IHI Power Systems Co., Ltd.
Tokyo, Japan
Turbine,Gas engine,Manufacturing engineering,
...[+2]
Avg patent value: 1.48 M
59
Sintokogio Ltd.
Aichi, Japan
Foundry,Abrasive,Manufacturing engineering,
...[+2]
Avg patent value: 1.47 M
60
Dainichiseika Color & Chemicals Mfg. Co., Ltd.
Tokyo, Japan
Pigment,Chemical engineering,Polymer,
...[+2]
Avg patent value: 1.44 M
61
Kubota Corp.
Osaka, Japan
Tractor,Manufacturing engineering,Combine harvester,
...[+2]
Avg patent value: 1.43 M
62
JTEKT Corp.
Osaka, Japan
Power steering,Automotive engineering,Steering system,
...[+2]
Avg patent value: 1.42 M
63
Toyota Motor Corp.
Aichi, Japan
Sport utility vehicle,Mobile device,Public transport,
...[+2]
Avg patent value: 1.39 M
64
Nippon Carbon Co., Ltd.
Tokyo, Japan
Graphite,Industrial engineering,3D printing,
...[+2]
Avg patent value: 1.37 M
65
Kojima Industries Corp.
Gifu, Japan
Metal
Avg patent value: 1.37 M
66
Nippon Electric Glass Co., Ltd.
Shiga, Japan
Glass fiber,Glazing,Computer hardware,
...[+2]
Avg patent value: 1.36 M
67
Toho Pharmaceutical Co., Ltd.
Tokyo, Japan
Medical equipment,Drug,Medicine,
...[+2]
Avg patent value: 1.36 M
68
Hitachi Astemo Ltd.
Japan
Public transport,Automotive engineering
Avg patent value: 1.36 M
69
Citizen Watch Co., Ltd.
Tokyo, Japan
Quartz,Semiconductor,Electronics,
...[+2]
Avg patent value: 1.31 M
70
Asahi Kasei Corp.
Tokyo, Japan
Chemical engineering,Petrochemical,Fertilizer,
...[+2]
Avg patent value: 1.30 M
71
Seiko Epson Corp.
Nagano, Japan
Wearable technology,Projector,Electronics,
...[+2]
Avg patent value: 1.30 M
72
Yamamoto Kogaku Co. Ltd.
Japan
Ammunition,sports equipment,Pleasure
Avg patent value: 1.29 M
73
DKS Co., Ltd.
Kyoto, Japan
Chemical engineering,Coating,Industrial engineering,
...[+2]
Avg patent value: 1.28 M
74
JM Energy Corp.
Yamanashi, Japan
Supercapacitor,Lithium-ion capacitor,Renewable energy,
...[+1]
Avg patent value: 1.28 M
75
Toyo Aluminium KK
Osaka, Japan
Metal,Solar cell,Aluminium,
...[+2]
Avg patent value: 1.28 M
76
ISHIHARA SANGYO KAISHA LTD.
Osaka, Japan
Titanium dioxide,Agrochemical,Chemical engineering,
...[+2]
Avg patent value: 1.26 M
77
Mitsubishi Motors Corp.
Tokyo, Japan
Sport utility vehicle,Automotive engineering,Electric vehicle,
...[+2]
Avg patent value: 1.25 M
78
Nissan Motor Co., Ltd.
Kanagawa, Japan
Truck,Public transport,Automotive engineering,
...[+2]
Avg patent value: 1.22 M
79
Dowa Electronics Materials Co., Ltd.
Tokyo, Japan
Electronics,Semiconductor,Mining engineering,
...[+2]
Avg patent value: 1.20 M
80
Nabtesco Corp.
Tokyo, Japan
Robotics,Manufacturing engineering,Industrial robot,
...[+2]
Avg patent value: 1.19 M
81
Nippon Power Graphite Co. Ltd.
Tokyo, Japan
Graphite,Electronics,Lithium-ion battery,
...[+2]
Avg patent value: 1.16 M
82
Mitsubishi Materials Corp.
Tokyo, Japan
Cement,Alloy,Polycrystalline silicon,
...[+2]
Avg patent value: 1.15 M
83
Mitsubishi Materials Techno Corp.
Japan
Avg patent value: 1.15 M
84
Mitsubishi Electric Engineering Co., Ltd.
Tokyo, Japan
Avg patent value: 1.15 M
85
ITOCHU Corp.
Tokyo, Japan
Metal,Textile,Food resource,
...[+2]
Avg patent value: 1.15 M
86
Yokogawa Electric Corp.
Tokyo, Japan
Automation,Systems design,Programmable logic controller,
...[+2]
Avg patent value: 1.14 M
87
Hosiden Corp.
Osaka, Japan
Microphone,Bluetooth,Headphones,
...[+2]
Avg patent value: 1.14 M
88
Hitachi Metals, Ltd.
Chiba, Japan
Metal,Magnet,Telecommunications,
...[+2]
Avg patent value: 1.14 M
89
Canon Finetech Nisca, Inc.
Saitama, Japan
Microprinting,Computer vision
Avg patent value: 1.12 M
90
Nisca Corp.
Yamanashi, Japan
Photocopier,Computer hardware,Electronics,
...[+2]
Avg patent value: 1.12 M
91
Nippon Light Metal Co., Ltd.
Tokyo, Japan
Metal,Precious metal,Mining engineering,
...[+2]
Avg patent value: 1.10 M
92
Komatsu Ltd.
Tokyo, Japan
Environmental engineering,Construction engineering,Heavy equipment,
...[+2]
Avg patent value: 1.09 M
93
Nippon Zeon Co., Ltd.
Tokyo, Japan
Chemical engineering,Solid-state battery,Supercapacitor,
...[+1]
Avg patent value: 1.07 M
94
MTG Co., Ltd.
Aichi, Japan
Cosmetics,Drug,Health care,
...[+2]
Avg patent value: 1.07 M
95
Furukawa Electric Co., Ltd.
Tokyo, Japan
Optical fiber,Renewable energy,Optoelectronics,
...[+2]
Avg patent value: 1.04 M
96
The Japan Research Institute Ltd.
Tokyo, Japan
Knowledge engineering,Social environment,Systems integrator,
...[+2]
Avg patent value: 1.01 M
97
Tamagawa Seiki Co., Ltd.
Shiga, Japan
Motion system,Space industry,Control equipment,
...[+2]
Avg patent value: 1.00 M
98
Tamura Corp.
Tokyo, Japan
Electronic component,Soldering,Electronics,
...[+2]
Avg patent value: 1.00 M
99
Mitsumi Electric Co., Ltd.
Osaka, Japan
Semiconductor,Metal,Electronic component,
...[+2]
Avg patent value: 997,448
100
Hitachi Ltd.
Tokyo, Japan
Elevator,Electrical equipment,Electric motor,
...[+2]
Avg patent value: 984,229

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