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Top 100 Key Players companies in Photomask
by Most Patent Filings in the Japan in 2021

The Photomask top 100 is Discovery PatSnap’ annual ranking of the top 100 Most Patent Filings Photomask 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.

Key Players

Fast-growings

Startups & Unicorns

New Entrants

Ranking Year:

2022

2021

2020

2019

2018

Region:

Global

China

Japan

South Korea

United States

Germany

Netherlands

United Kingdom

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
Semiconductor Energy Laboratory Co., Ltd.
Kanagawa, Japan
Semiconductor,Transistor,Semiconductor device,
...[+2]
Patent: 3,455
2
TOSHIBA Corp.
Tokyo, Japan
Semiconductor,Computer hardware,Electronics,
...[+2]
Patent: 742
3
Hitachi Ltd.
Tokyo, Japan
Elevator,Electrical equipment,Electric motor,
...[+2]
Patent: 726
4
Matsushita Electronics Corp.
Osaka, Japan
Electronics,Computer hardware,DVD player,
...[+2]
Patent: 595
5
Fujitsu Ltd.
Tokyo, Japan
Cloud computing,Enterprise software,Information technology management,
...[+2]
Patent: 577
6
Renesas Electronics Corp.
Tokyo, Japan
Semiconductor,Microcontroller,Electronics,
...[+2]
Patent: 525
7
Mitsubishi Electric Engineering Co., Ltd.
Tokyo, Japan
Patent: 371
8
Sharp Corp.
Osaka, Japan
Computer hardware,Electronics,Telecommunications,
...[+2]
Patent: 370
9
Canon, Inc.
Tokyo, Japan
Computer hardware,Software,Computer vision,
...[+2]
Patent: 274
10
Seiko Epson Corp.
Nagano, Japan
Wearable technology,Projector,Electronics,
...[+2]
Patent: 274
11
Sony Group Corp.
Tokyo, Japan
Computer hardware,Software,Music,
...[+2]
Patent: 231
12
HOYA Corp.
Tokyo, Japan
Computer hardware,Software,Intraocular lens,
...[+2]
Patent: 156
13
KIOXIA Corp.
Tokyo, Japan
Computer hardware,Solid-state,Flash memory,
...[+2]
Patent: 144
14
Fuji Electronics Co., Ltd.
Tokyo, Japan
Semiconductor,Microcomputer,Electronic component,
...[+2]
Patent: 139
15
Fuji Electric FA Components & SYstems Co., Ltd.
Tokyo, Japan
Semiconductor,Industrial engineering,Smart grid,
...[+2]
Patent: 139
16
Shin-Etsu Chemical Co., Ltd.
Tokyo, Japan
Silicone,Semiconductor,Chemical engineering,
...[+2]
Patent: 124
17
Sumitomo Electric Industries Ltd.
Osaka, Japan
Electronics,Optical fiber,Optical fiber cable,
...[+2]
Patent: 116
18
Sumitomo Electric
Osaka, Japan
Optical fiber,Electronics,Optical fiber cable
Patent: 116
19
SANYO Electric Co., Ltd.
Osaka, Japan
Semiconductor,Computer hardware,Software,
...[+2]
Patent: 113
20
Dai Nippon Printing Co., Ltd.
Tokyo, Japan
Electronics,Publishing,Publication,
...[+2]
Patent: 104
21
Dainippon Printing Co. Ltd.
Japan
Patent: 104
22
Tokyo Electron Ltd.
Tokyo, Japan
Semiconductor,Power transmission,Flat panel display,
...[+2]
Patent: 102
23
Toppan, Inc.
Tokyo, Japan
Publishing,Semiconductor,Electronics,
...[+2]
Patent: 88
24
FUJIFILM Corp.
Tokyo, Japan
Photography,Medical imaging,Computer hardware,
...[+2]
Patent: 88
25
Socionext, Inc.
Kyoto, Japan
Quality of experience,Semiconductor device fabrication,Semiconductor,
...[+2]
Patent: 87
26
Nichia Corp.
Tokushima, Japan
Laser diode,Semiconductor,LED lamp,
...[+2]
Patent: 81
27
Fujitsu Semiconductor Ltd.
Kanagawa, Japan
Semiconductor,Electronic component,Microcontroller,
...[+2]
Patent: 81
28
Showa Denko Materials Co., Ltd.
Tokyo, Japan
Semiconductor,Carbon product,Efficient energy use,
...[+2]
Patent: 77
29
Nikon Corp.
Tokyo, Japan
Microscope,Photography,Motion capture,
...[+2]
Patent: 74
30
Ricoh Co., Ltd.
Tokyo, Japan
Digital media,Data visualization,Thermal paper,
...[+2]
Patent: 68
31
Seiko Instruments, Inc.
Chiba, Japan
Semiconductor,Electronic component,Optical fiber connector,
...[+2]
Patent: 64
32
Citizen Watch Co., Ltd.
Tokyo, Japan
Quartz,Semiconductor,Electronics,
...[+2]
Patent: 63
33
TOKYO OHKA KOGYO CO., LTD.
Kanagawa, Japan
Photoresist,Semiconductor,Petrochemical,
...[+2]
Patent: 63
34
NEC Electronics Corp.
Kanagawa, Japan
Electronics,Computer hardware,Semiconductor,
...[+2]
Patent: 43
35
IBIDEN Co., Ltd.
Gifu, Japan
Electronics,Semiconductor,Asphalt,
...[+2]
Patent: 41
36
Hitachi Kokusai Electric, Inc.
Saga, Japan
Semiconductor,Electronics,Thin film,
...[+2]
Patent: 41
37
Hitachi Ulsi Systems Co. Ltd.
Tokyo, Japan
Semiconductor,Automation,Manufacturing engineering,
...[+2]
Patent: 37
38
Nitto Denko Corp.
Osaka, Japan
Semiconductor,Product design,Adhesive,
...[+2]
Patent: 35
39
AGC
Tokyo, Japan
Fluorine,Glazing,Chemical engineering,
...[+2]
Patent: 35
40
Asahi Fiber Glass Co., Ltd.
Tokyo, Japan
Glass wool,Thermal insulation,Fiber,
...[+2]
Patent: 35
41
Asahi Kasei Corp.
Tokyo, Japan
Chemical engineering,Petrochemical,Fertilizer,
...[+2]
Patent: 34
42
Nihon Denso KK
Saitama, Japan
Manufacturing engineering,Mechanical engineering
Patent: 34
43
Toray Industries, Inc.
Tokyo, Japan
Fiber,Textile,Textile (markup language),
...[+2]
Patent: 30
44
Elpida Memory, Inc.
Tokyo, Japan
Semiconductor,Dynamic random-access memory,Resistor,
...[+2]
Patent: 30
45
Floadia Corp.
Tokyo, Japan
Semiconductor,Non-volatile memory,Flash memory,
...[+2]
Patent: 26
46
Stanley Electric Co., Ltd.
Tokyo, Japan
Headlamp,Automotive engineering,Backlight,
...[+2]
Patent: 25
47
Panasonic Liquid Crystal Display Co., Ltd.
Hyogo, Japan
Liquid-crystal display,Electronics
Patent: 25
48
Mitsui Chemistry Joint-stock Co.
Japan
Patent: 23
49
Toyoda Gosei Co., Ltd.
Aichi, Japan
Optoelectronics,Airbag,Synthetic rubber,
...[+2]
Patent: 22
50
Hamamatsu Photonics KK
Shizuoka, Japan
Semiconductor,Photonics,Laser,
...[+2]
Patent: 22
51
JSR Corp.
Tokyo, Japan
Synthetic rubber,Natural rubber,Elastomer,
...[+2]
Patent: 21
52
Yamaha Corp.
Shizuoka, Japan
Audio equipment,Gasoline,Loudspeaker,
...[+2]
Patent: 20
53
Kyocera Corp.
Kyoto, Japan
Semiconductor,Electronics,Telecommunications,
...[+2]
Patent: 18
54
TDK Corp.
Tokyo, Japan
Electronic component,Ceramic capacitor,Electronics,
...[+2]
Patent: 18
55
Casio Electronics Manufacturing Co., Ltd.
Saitama, Japan
Patent: 17
56
Mitsubishi Gas Chemical Co., Inc.
Tokyo, Japan
Petroleum industry,Petrochemical,Engineering plastic,
...[+2]
Patent: 15
57
Advantest Corp.
Tokyo, Japan
Semiconductor,Mechanical engineering,Product design,
...[+2]
Patent: 15
58
Shinko Electric Industries Co., Ltd.
Nagano, Japan
Semiconductor,Packaging engineering,Integrated circuit,
...[+2]
Patent: 15
59
JOLED, Inc.
Tokyo, Japan
Electroluminescent display,Cryptocurrency,Android (robot),
...[+2]
Patent: 13
60
Nissan Motor Co., Ltd.
Kanagawa, Japan
Truck,Public transport,Automotive engineering,
...[+2]
Patent: 12
61
Sumitomo Bakelite Co., Ltd.
Tokyo, Japan
Semiconductor,Materials science,Bakelite,
...[+2]
Patent: 12
62
Novuton Technology Corp. Japan
Kyoto, Japan
Semiconductor,Laser diode,Integrated circuit,
...[+2]
Patent: 12
63
Ulvac Coating Corp.
Saitama, Japan
Semiconductor,Coating,Electronic component
Patent: 12
64
Furukawa Electric Co., Ltd.
Tokyo, Japan
Optical fiber,Renewable energy,Optoelectronics,
...[+2]
Patent: 11
65
Japan Display, Inc.
Tokyo, Japan
Semiconductor,Electronic visual display,Navigation system,
...[+2]
Patent: 11
66
Shanken Electric Co. Ltd.
Japan
Patent: 11
67
Kaneka Corp.
Tokyo, Japan
Synthetic rubber,Chemical engineering,Polyvinyl chloride,
...[+2]
Patent: 10
68
Sakai Display Products Corp.
Osaka, Japan
Liquid crystal,Electronics,Computer hardware,
...[+2]
Patent: 10
69
Toshiba Microelectronics Corp.
Kanagawa, Japan
Patent: 10
70
Sumitomo Heavy Industries, Ltd.
Tokyo, Japan
Sewage treatment,Proton therapy,Cryocooler,
...[+2]
Patent: 9
71
DISCO Corp.
Tokyo, Japan
Semiconductor,Manufacturing engineering,Industrial engineering,
...[+2]
Patent: 9
72
Sony Semiconductor Solutions Corp.
Kanagawa, Japan
Semiconductor,Image sensor,CMOS sensor,
...[+2]
Patent: 9
73
NEC LCD Technologies Ltd.
Kanagawa, Japan
Liquid-crystal display,Computer hardware,Electronics
Patent: 9
74
Ebara Corp.
Tokyo, Japan
Vacuum pump,Manufacturing engineering,Turbine,
...[+2]
Patent: 8
75
Pioneer Corp.
Fukushima, Japan
Navigation system,Laserdisc player,Electronic product,
...[+2]
Patent: 8
76
Hitachi Electronic Engineering Co., Ltd.
Tokyo, Japan
Electronic engineering,Computer hardware,Electronics,
...[+1]
Patent: 8
77
Toyota Motor Corp.
Aichi, Japan
Sport utility vehicle,Mobile device,Public transport,
...[+2]
Patent: 7
78
Showa Denko K.K.
Chiba, Japan
Graphite,Materials science,Nanomaterials,
...[+2]
Patent: 7
79
Yokogawa Electric Corp.
Tokyo, Japan
Automation,Systems design,Programmable logic controller,
...[+2]
Patent: 7
80
Canon Anelva Corp.
Tokyo, Japan
Semiconductor,Electronic component,Chemical vapor deposition,
...[+2]
Patent: 7
81
M. Watanabe & Co. Ltd.
Tokyo, Japan
Semiconductor,Semiconductor device,Electronic component
Patent: 7
82
Advanced Industrial Science & Technology
Tokyo, Japan
Graphene,Association (object-oriented programming)
Patent: 7
83
Semiconductor Leading Edge Technologies, Inc.
Japan
Patent: 7
84
Honda Motor Co., Ltd.
Tokyo, Japan
Automotive engineering,Manufacturing engineering,Sport utility vehicle,
...[+2]
Patent: 6
85
Tosoh Corp.
Tokyo, Japan
Petrochemical,Chemical engineering,Immunoprotein,
...[+2]
Patent: 6
86
Alps Alpine Co., Ltd.
Tokyo, Japan
Electronic component,Electronics,Power transmission,
...[+2]
Patent: 6
87
Organo Corp.
Tokyo, Japan
Water treatment,Manufacturing engineering,Microfiltration,
...[+2]
Patent: 6
88
Shin-Etsu Handotai Co., Ltd.
Tokyo, Japan
Semiconductor,Ingot,Wafer,
...[+2]
Patent: 6
89
NGR, Inc.
Kanagawa, Japan
Semiconductor,Automation,Manufacturing engineering,
...[+2]
Patent: 6
90
Kobe Steel, Ltd.
Hyogo, Japan
Welding,Electronics,Mining engineering,
...[+2]
Patent: 5
91
Shimadzu Corp.
Kyoto, Japan
Molecular diagnostics,Microbiology Test,Cockpit display system,
...[+2]
Patent: 5
92
NGK SPARK PLUG CO., LTD.
Aichi, Japan
Spark plug,Automotive engineering,Ceramic art,
...[+2]
Patent: 5
93
Shin-Etsu Polymer Co., Ltd.
Tokyo, Japan
Semiconductor,Chemical engineering,Ductile iron pipe,
...[+2]
Patent: 5
94
Mitsumi Electric Co., Ltd.
Osaka, Japan
Semiconductor,Metal,Electronic component,
...[+2]
Patent: 5
95
Citizen Electronics Co., Ltd.
Yamanashi, Japan
Electronics,Solid-state lighting,Electrical equipment,
...[+2]
Patent: 5
96
Holon Co., Ltd.
Tokyo, Japan
Semiconductor,Surface-mount technology,Computer hardware,
...[+2]
Patent: 5
97
Oki Data Corp.
Tokyo, Japan
Electronics,Monochrome,Light-emitting diode,
...[+1]
Patent: 5
98
Advanced LCD Technologies Development Center Co., Ltd.
Tochigi, Japan
Patent: 5
99
Japan Display Central, Inc.
Japan
Patent: 5
100
Hitachi Metals, Ltd.
Chiba, Japan
Metal,Magnet,Telecommunications,
...[+2]
Patent: 4

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