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Top 100 Key Players companies in Photomask
by Most Patent Citation in the Japan in 2020

The Photomask top 100 is Discovery PatSnap’ annual ranking of the top 100 Most Patent Citation Photomask Key Players in the Japan. Discovery has identified the top key players, startups & unicorns, fast-growings, news entrants in 2020, 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

South Korea

Netherlands

Germany

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 citation: 47,795
2
Matsushita Electronics Corp.
Osaka, Japan
Electronics,Computer hardware,DVD player,
...[+2]
patent citation: 8,464
3
Hitachi Ltd.
Tokyo, Japan
Elevator,Electrical equipment,Electric motor,
...[+2]
patent citation: 6,302
4
TOSHIBA Corp.
Tokyo, Japan
Semiconductor,Computer hardware,Electronics,
...[+2]
patent citation: 5,764
5
Renesas Electronics Corp.
Tokyo, Japan
Semiconductor,Microcontroller,Electronics,
...[+2]
patent citation: 4,610
6
Canon, Inc.
Tokyo, Japan
Computer hardware,Software,Computer vision,
...[+2]
patent citation: 4,564
7
Fujitsu Ltd.
Tokyo, Japan
Cloud computing,Enterprise software,Information technology management,
...[+2]
patent citation: 3,588
8
Sharp Corp.
Osaka, Japan
Computer hardware,Electronics,Telecommunications,
...[+2]
patent citation: 3,267
9
Nichia Corp.
Tokushima, Japan
Laser diode,Semiconductor,LED lamp,
...[+2]
patent citation: 2,288
10
Mitsubishi Electric Engineering Co., Ltd.
Tokyo, Japan
patent citation: 2,119
11
Sony Group Corp.
Tokyo, Japan
Computer hardware,Software,Music,
...[+2]
patent citation: 1,822
12
Nikon Corp.
Tokyo, Japan
Microscope,Photography,Motion capture,
...[+2]
patent citation: 1,669
13
Seiko Epson Corp.
Nagano, Japan
Wearable technology,Projector,Electronics,
...[+2]
patent citation: 1,609
14
TOKYO OHKA KOGYO CO., LTD.
Kanagawa, Japan
Photoresist,Semiconductor,Petrochemical,
...[+2]
patent citation: 972
15
KIOXIA Corp.
Tokyo, Japan
Computer hardware,Solid-state,Flash memory,
...[+2]
patent citation: 965
16
Panasonic Liquid Crystal Display Co., Ltd.
Hyogo, Japan
Liquid-crystal display,Electronics
patent citation: 788
17
IBIDEN Co., Ltd.
Gifu, Japan
Electronics,Semiconductor,Asphalt,
...[+2]
patent citation: 716
18
Citizen Watch Co., Ltd.
Tokyo, Japan
Quartz,Semiconductor,Electronics,
...[+2]
patent citation: 701
19
Fujitsu Semiconductor Ltd.
Kanagawa, Japan
Semiconductor,Electronic component,Microcontroller,
...[+2]
patent citation: 655
20
Socionext, Inc.
Kyoto, Japan
Quality of experience,Semiconductor device fabrication,Semiconductor,
...[+2]
patent citation: 651
21
NEC Electronics Corp.
Kanagawa, Japan
Electronics,Computer hardware,Semiconductor,
...[+2]
patent citation: 610
22
Showa Denko Materials Co., Ltd.
Tokyo, Japan
Semiconductor,Carbon product,Efficient energy use,
...[+2]
patent citation: 592
23
DISCO Corp.
Tokyo, Japan
Semiconductor,Manufacturing engineering,Industrial engineering,
...[+2]
patent citation: 590
24
Casio Electronics Manufacturing Co., Ltd.
Saitama, Japan
patent citation: 525
25
Advantest Corp.
Tokyo, Japan
Semiconductor,Mechanical engineering,Product design,
...[+2]
patent citation: 486
26
Shin-Etsu Chemical Co., Ltd.
Tokyo, Japan
Silicone,Semiconductor,Chemical engineering,
...[+2]
patent citation: 480
27
Asahi Kasei Corp.
Tokyo, Japan
Chemical engineering,Petrochemical,Fertilizer,
...[+2]
patent citation: 476
28
Tokyo Electron Ltd.
Tokyo, Japan
Semiconductor,Power transmission,Flat panel display,
...[+2]
patent citation: 474
29
Nihon Denso KK
Saitama, Japan
Manufacturing engineering,Mechanical engineering
patent citation: 443
30
HOYA Corp.
Tokyo, Japan
Computer hardware,Software,Intraocular lens,
...[+2]
patent citation: 442
31
Hitachi Kokusai Electric, Inc.
Saga, Japan
Semiconductor,Electronics,Thin film,
...[+2]
patent citation: 437
32
Nitto Denko Corp.
Osaka, Japan
Semiconductor,Product design,Adhesive,
...[+2]
patent citation: 416
33
FUJIFILM Corp.
Tokyo, Japan
Photography,Medical imaging,Computer hardware,
...[+2]
patent citation: 395
34
Fuji Electronics Co., Ltd.
Tokyo, Japan
Semiconductor,Microcomputer,Electronic component,
...[+2]
patent citation: 391
35
Fuji Electric FA Components & SYstems Co., Ltd.
Tokyo, Japan
Semiconductor,Industrial engineering,Smart grid,
...[+2]
patent citation: 391
36
Dai Nippon Printing Co., Ltd.
Tokyo, Japan
Electronics,Publishing,Publication,
...[+2]
patent citation: 390
37
Dainippon Printing Co. Ltd.
Japan
patent citation: 390
38
SANYO Electric Co., Ltd.
Osaka, Japan
Semiconductor,Computer hardware,Software,
...[+2]
patent citation: 379
39
Sumitomo Electric Industries Ltd.
Osaka, Japan
Electronics,Optical fiber,Optical fiber cable,
...[+2]
patent citation: 335
40
Sumitomo Electric
Osaka, Japan
Optical fiber,Electronics,Optical fiber cable
patent citation: 335
41
Seiko Instruments, Inc.
Chiba, Japan
Semiconductor,Electronic component,Optical fiber connector,
...[+2]
patent citation: 328
42
Ricoh Co., Ltd.
Tokyo, Japan
Digital media,Data visualization,Thermal paper,
...[+2]
patent citation: 313
43
Elpida Memory, Inc.
Tokyo, Japan
Semiconductor,Dynamic random-access memory,Resistor,
...[+2]
patent citation: 291
44
Toppan, Inc.
Tokyo, Japan
Publishing,Semiconductor,Electronics,
...[+2]
patent citation: 225
45
Canon Anelva Corp.
Tokyo, Japan
Semiconductor,Electronic component,Chemical vapor deposition,
...[+2]
patent citation: 225
46
Yamaha Corp.
Shizuoka, Japan
Audio equipment,Gasoline,Loudspeaker,
...[+2]
patent citation: 210
47
NEC LCD Technologies Ltd.
Kanagawa, Japan
Liquid-crystal display,Computer hardware,Electronics
patent citation: 185
48
Stanley Electric Co., Ltd.
Tokyo, Japan
Headlamp,Automotive engineering,Backlight,
...[+2]
patent citation: 167
49
Toray Industries, Inc.
Tokyo, Japan
Fiber,Textile,Textile (markup language),
...[+2]
patent citation: 166
50
Ebara Corp.
Tokyo, Japan
Vacuum pump,Manufacturing engineering,Turbine,
...[+2]
patent citation: 154
51
AGC
Tokyo, Japan
Fluorine,Glazing,Chemical engineering,
...[+2]
patent citation: 146
52
Asahi Fiber Glass Co., Ltd.
Tokyo, Japan
Glass wool,Thermal insulation,Fiber,
...[+2]
patent citation: 146
53
Toyoda Gosei Co., Ltd.
Aichi, Japan
Optoelectronics,Airbag,Synthetic rubber,
...[+2]
patent citation: 144
54
Kyocera Corp.
Kyoto, Japan
Semiconductor,Electronics,Telecommunications,
...[+2]
patent citation: 134
55
Hitachi Ulsi Systems Co. Ltd.
Tokyo, Japan
Semiconductor,Automation,Manufacturing engineering,
...[+2]
patent citation: 134
56
TDK Corp.
Tokyo, Japan
Electronic component,Ceramic capacitor,Electronics,
...[+2]
patent citation: 119
57
Japan Display Central, Inc.
Japan
patent citation: 116
58
NGR, Inc.
Kanagawa, Japan
Semiconductor,Automation,Manufacturing engineering,
...[+2]
patent citation: 114
59
Citizen Electronics Co., Ltd.
Yamanashi, Japan
Electronics,Solid-state lighting,Electrical equipment,
...[+2]
patent citation: 93
60
Alps Alpine Co., Ltd.
Tokyo, Japan
Electronic component,Electronics,Power transmission,
...[+2]
patent citation: 88
61
Minolta Co., Ltd.
Osaka, Japan
Autofocus,Optics,Photocopier,
...[+2]
patent citation: 88
62
Shin-Etsu Handotai Co., Ltd.
Tokyo, Japan
Semiconductor,Ingot,Wafer,
...[+2]
patent citation: 81
63
Tazmo Co., Ltd.
Okayama, Japan
Semiconductor,Plastic molding,Liquid-crystal display,
...[+2]
patent citation: 80
64
JSR Corp.
Tokyo, Japan
Synthetic rubber,Natural rubber,Elastomer,
...[+2]
patent citation: 73
65
Niigata Seimitsu Co., Ltd.
Niigata, Japan
Semiconductor,FM transmitter,Tuner,
...[+2]
patent citation: 72
66
Novuton Technology Corp. Japan
Kyoto, Japan
Semiconductor,Laser diode,Integrated circuit,
...[+2]
patent citation: 72
67
Ulvac Coating Corp.
Saitama, Japan
Semiconductor,Coating,Electronic component
patent citation: 70
68
Nissan Motor Co., Ltd.
Kanagawa, Japan
Truck,Public transport,Automotive engineering,
...[+2]
patent citation: 68
69
Pioneer Corp.
Fukushima, Japan
Navigation system,Laserdisc player,Electronic product,
...[+2]
patent citation: 60
70
Shin-Etsu Polymer Co., Ltd.
Tokyo, Japan
Semiconductor,Chemical engineering,Ductile iron pipe,
...[+2]
patent citation: 60
71
Fujitsu Quantum Devices Ltd.
Yamanashi, Japan
patent citation: 58
72
Hamamatsu Photonics KK
Shizuoka, Japan
Semiconductor,Photonics,Laser,
...[+2]
patent citation: 57
73
Sumitomo Bakelite Co., Ltd.
Tokyo, Japan
Semiconductor,Materials science,Bakelite,
...[+2]
patent citation: 56
74
Shinko Electric Industries Co., Ltd.
Nagano, Japan
Semiconductor,Packaging engineering,Integrated circuit,
...[+2]
patent citation: 56
75
Organo Corp.
Tokyo, Japan
Water treatment,Manufacturing engineering,Microfiltration,
...[+2]
patent citation: 53
76
M. Watanabe & Co. Ltd.
Tokyo, Japan
Semiconductor,Semiconductor device,Electronic component
patent citation: 53
77
Nippon Zeon Co., Ltd.
Tokyo, Japan
Chemical engineering,Solid-state battery,Supercapacitor,
...[+1]
patent citation: 52
78
Lasertec Corp.
Kanagawa, Japan
Semiconductor,Photomask,Laser,
...[+2]
patent citation: 50
79
Air Water, Inc.
Osaka, Japan
Industrial gas,Enterprise software,Nitrogen,
...[+2]
patent citation: 49
80
Toyota Motor Corp.
Aichi, Japan
Sport utility vehicle,Mobile device,Public transport,
...[+2]
patent citation: 47
81
Japan Gore-Tex, Inc.
Tokyo, Japan
Polytetrafluoroethylene,Computer hardware,Electronics,
...[+2]
patent citation: 46
82
Japan Aviation Electronics Industry Ltd.
Tokyo, Japan
Aerospace,National security,Electronics,
...[+2]
patent citation: 41
83
Yamato-Scale Co., Ltd.
Hyogo, Japan
Load cell,Automation,Manufacturing engineering,
...[+2]
patent citation: 39
84
Hitachi Information Technology Co., Ltd.
Japan
patent citation: 39
85
Honda Motor Co., Ltd.
Tokyo, Japan
Automotive engineering,Manufacturing engineering,Sport utility vehicle,
...[+2]
patent citation: 38
86
Hitachi Metals, Ltd.
Chiba, Japan
Metal,Magnet,Telecommunications,
...[+2]
patent citation: 37
87
Furukawa Electric Co., Ltd.
Tokyo, Japan
Optical fiber,Renewable energy,Optoelectronics,
...[+2]
patent citation: 36
88
Holon Co., Ltd.
Tokyo, Japan
Semiconductor,Surface-mount technology,Computer hardware,
...[+2]
patent citation: 36
89
Aiwa KK
Japan
Audio equipment,Electronics
patent citation: 36
90
Sumitomo Heavy Industries, Ltd.
Tokyo, Japan
Sewage treatment,Proton therapy,Cryocooler,
...[+2]
patent citation: 34
91
Tama Chemicals Co., Ltd.
Kanagawa, Japan
Chemical engineering
patent citation: 34
92
Tokyo Seimitsu Co., Ltd.
Tokyo, Japan
Semiconductor,Chemical-mechanical planarization,Electronic component,
...[+2]
patent citation: 32
93
Semiconductor Leading Edge Technologies, Inc.
Japan
patent citation: 32
94
Renesas Semiconductor Manufacturing Co., Ltd.
Osaka, Japan
Semiconductor,Electronic component
patent citation: 32
95
Shanken Electric Co. Ltd.
Japan
patent citation: 31
96
Hitachi Electronic Engineering Co., Ltd.
Tokyo, Japan
Electronic engineering,Computer hardware,Electronics,
...[+1]
patent citation: 30
97
Mitsui Chemistry Joint-stock Co.
Japan
patent citation: 29
98
Kobe Steel, Ltd.
Hyogo, Japan
Welding,Electronics,Mining engineering,
...[+2]
patent citation: 28
99
Oki Data Corp.
Tokyo, Japan
Electronics,Monochrome,Light-emitting diode,
...[+1]
patent citation: 28
100
Advanced Industrial Science & Technology
Tokyo, Japan
Graphene,Association (object-oriented programming)
patent citation: 28

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