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

The Photomask top 100 is Discovery PatSnap’ annual ranking of the top 100 Most Patent Filings Photomask Key Players in the world. 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 Sep Patents

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
Samsung Electronics Co., Ltd.
South Korea
Computer hardware,Semiconductor,Software,
...[+2]
Patent: 811
3
TOSHIBA Corp.
Tokyo, Japan
Semiconductor,Computer hardware,Electronics,
...[+2]
Patent: 742
4
Hitachi Ltd.
Tokyo, Japan
Elevator,Electrical equipment,Electric motor,
...[+2]
Patent: 726
5
Matsushita Electronics Corp.
Osaka, Japan
Electronics,Computer hardware,DVD player,
...[+2]
Patent: 595
6
Fujitsu Ltd.
Tokyo, Japan
Cloud computing,Enterprise software,Information technology management,
...[+2]
Patent: 577
7
Fujitsu Microelectronics America, Inc.
California, United States
Semiconductor,Microelectronics,Electronic component,
...[+2]
Patent: 577
8
Renesas Electronics Corp.
Tokyo, Japan
Semiconductor,Microcontroller,Electronics,
...[+2]
Patent: 525
9
Micron Technology, Inc.
Idaho, United States
Semiconductor,Computer hardware,Solid-state drive,
...[+2]
Patent: 409
10
GlobalFoundries U.S., Inc.
New York, United States
Semiconductor,Foundry,Electronics,
...[+2]
Patent: 400
11
Mitsubishi Electric Engineering Co., Ltd.
Tokyo, Japan
Patent: 371
12
Sharp Corp.
Osaka, Japan
Computer hardware,Electronics,Telecommunications,
...[+2]
Patent: 370
13
International Business Machines Corp.
New York, United States
Software,Computer hardware,Enterprise software,
...[+2]
Patent: 367
14
Canon, Inc.
Tokyo, Japan
Computer hardware,Software,Computer vision,
...[+2]
Patent: 274
15
Seiko Epson Corp.
Nagano, Japan
Wearable technology,Projector,Electronics,
...[+2]
Patent: 274
16
Sony Group Corp.
Tokyo, Japan
Computer hardware,Software,Music,
...[+2]
Patent: 231
17
United Microelectronics Corp.
Taiwan Province, China
Semiconductor,Electronics,CMOS,
...[+2]
Patent: 188
18
Infineon Technologies AG
Bayern, Germany
Semiconductor,Electronics,Efficient energy use,
...[+2]
Patent: 167
19
KLA Corp.
California, United States
Semiconductor,Computer hardware,Electronics,
...[+2]
Patent: 165
20
KLA-Tencor Technologies Corp.
California, United States
Patent: 165
21
HOYA Corp.
Tokyo, Japan
Computer hardware,Software,Intraocular lens,
...[+2]
Patent: 156
22
KIOXIA Corp.
Tokyo, Japan
Computer hardware,Solid-state,Flash memory,
...[+2]
Patent: 144
23
Fuji Electronics Co., Ltd.
Tokyo, Japan
Semiconductor,Microcomputer,Electronic component,
...[+2]
Patent: 139
24
Fuji Electric FA Components & SYstems Co., Ltd.
Tokyo, Japan
Semiconductor,Industrial engineering,Smart grid,
...[+2]
Patent: 139
25
Applied Materials, Inc.
California, United States
Semiconductor,Electronics,Chemical-mechanical planarization,
...[+2]
Patent: 127
26
Shin-Etsu Chemical Co., Ltd.
Tokyo, Japan
Silicone,Semiconductor,Chemical engineering,
...[+2]
Patent: 124
27
Sumitomo Electric Industries Ltd.
Osaka, Japan
Electronics,Optical fiber,Optical fiber cable,
...[+2]
Patent: 116
28
Sumitomo Electric
Osaka, Japan
Optical fiber,Electronics,Optical fiber cable
Patent: 116
29
Koninklijke Philips NV
Noord-Holland, Netherlands
Health care,Wellness Programs,Medical imaging,
...[+2]
Patent: 115
30
Rohm & Haas Electronic Materials LLC
Massachusetts, United States
Semiconductor,Lithography,Computer hardware,
...[+2]
Patent: 114
31
SANYO Electric Co., Ltd.
Osaka, Japan
Semiconductor,Computer hardware,Software,
...[+2]
Patent: 113
32
Dai Nippon Printing Co., Ltd.
Tokyo, Japan
Electronics,Publishing,Publication,
...[+2]
Patent: 104
33
Dainippon Printing Co. Ltd.
Japan
Patent: 104
34
Intel Corp.
California, United States
Semiconductor,Software,Computer hardware,
...[+2]
Patent: 103
35
Tokyo Electron Ltd.
Tokyo, Japan
Semiconductor,Power transmission,Flat panel display,
...[+2]
Patent: 102
36
Toppan, Inc.
Tokyo, Japan
Publishing,Semiconductor,Electronics,
...[+2]
Patent: 88
37
FUJIFILM Corp.
Tokyo, Japan
Photography,Medical imaging,Computer hardware,
...[+2]
Patent: 88
38
Socionext, Inc.
Kyoto, Japan
Quality of experience,Semiconductor device fabrication,Semiconductor,
...[+2]
Patent: 87
39
Dongbu Electronics Co. Ltd.
South Korea
Semiconductor,Resistor,Microprocessor,
...[+2]
Patent: 84
40
Nichia Corp.
Tokushima, Japan
Laser diode,Semiconductor,LED lamp,
...[+2]
Patent: 81
41
Fujitsu Semiconductor Ltd.
Kanagawa, Japan
Semiconductor,Electronic component,Microcontroller,
...[+2]
Patent: 81
42
Showa Denko Materials Co., Ltd.
Tokyo, Japan
Semiconductor,Carbon product,Efficient energy use,
...[+2]
Patent: 77
43
Nikon Corp.
Tokyo, Japan
Microscope,Photography,Motion capture,
...[+2]
Patent: 74
44
SanDisk Technologies LLC
Texas, United States
Patent: 71
45
Ricoh Co., Ltd.
Tokyo, Japan
Digital media,Data visualization,Thermal paper,
...[+2]
Patent: 68
46
Semiconductor Manufacturing International
Shanghai Shi, China
Semiconductor,Computer hardware,Integrated circuit,
...[+2]
Patent: 67
47
Nanya Technology Corp.
Taiwan Province, China
Semiconductor,Product design,Industrial engineering,
...[+2]
Patent: 65
48
Semiconductor Components Industries LLC
Arizona, United States
Semiconductor,Transistor,Image sensor,
...[+2]
Patent: 65
49
Seiko Instruments, Inc.
Chiba, Japan
Semiconductor,Electronic component,Optical fiber connector,
...[+2]
Patent: 64
50
Citizen Watch Co., Ltd.
Tokyo, Japan
Quartz,Semiconductor,Electronics,
...[+2]
Patent: 63
51
TOKYO OHKA KOGYO CO., LTD.
Kanagawa, Japan
Photoresist,Semiconductor,Petrochemical,
...[+2]
Patent: 63
52
ChangXin Memory Technologies, Inc.
Anhui Sheng, China
Tariff
Patent: 63
53
Polaris Innovations Ltd.
DU, IE
Package on package,Multi-chip module,Wafer-level packaging,
...[+2]
Patent: 60
54
Siemens AG
Bayern, Germany
Power transmission,Electronics,Turbine,
...[+2]
Patent: 56
55
Siemens SA
Madrid, Spain
Scientific Control,Telecommunications,Turbine,
...[+1]
Patent: 56
56
Macronix International Co., Ltd.
Taiwan Province, China
Semiconductor,Read-only memory,Non-volatile memory,
...[+2]
Patent: 55
57
SanDisk 3D LLC
California, United States
Peripheral,Electronics,Computer hardware
Patent: 55
58
Chartered Semiconductor Manufacturing, Inc.
California, United States
Semiconductor,Electronic component,Semiconductor device
Patent: 47
59
D2S, Inc.
California, United States
Software,Lithography,Semiconductor,
...[+2]
Patent: 46
60
Clarient, Inc.
California, United States
Health care,Companion diagnostic,Standard of care,
...[+2]
Patent: 44
61
NEC Electronics Corp.
Kanagawa, Japan
Electronics,Computer hardware,Semiconductor,
...[+2]
Patent: 43
62
IBIDEN Co., Ltd.
Gifu, Japan
Electronics,Semiconductor,Asphalt,
...[+2]
Patent: 41
63
Hitachi Kokusai Electric, Inc.
Saga, Japan
Semiconductor,Electronics,Thin film,
...[+2]
Patent: 41
64
ASML Netherlands BV
Drenthe, Netherlands
Automation,Manufacturing engineering,Industrial engineering,
...[+2]
Patent: 41
65
AZ Electronic Materials USA Corp.
New Jersey, United States
Semiconductor,Medical imaging,Mobile phone,
...[+1]
Patent: 40
66
Freescale Semiconductor, Inc.
Texas, United States
Semiconductor,Industrial engineering,Automotive engineering,
...[+2]
Patent: 39
67
Monolithic 3D, Inc.
California, United States
Software,Systems design,Patent analysis,
...[+2]
Patent: 39
68
STMicroelectronics SA
Île-de-France, France
Semiconductor,Semiconductor chip,Electronic component,
...[+1]
Patent: 38
69
Kao Corp. SA
Cataluña, Spain
Chemical engineering
Patent: 38
70
Hitachi Ulsi Systems Co. Ltd.
Tokyo, Japan
Semiconductor,Automation,Manufacturing engineering,
...[+2]
Patent: 37
71
Chunghwa Picture Tubes Ltd.
Taiwan Province, China
Electronics,Electronic visual display,Liquid-crystal display,
...[+2]
Patent: 36
72
Nitto Denko Corp.
Osaka, Japan
Semiconductor,Product design,Adhesive,
...[+2]
Patent: 35
73
AGC
Tokyo, Japan
Fluorine,Glazing,Chemical engineering,
...[+2]
Patent: 35
74
Asahi Fiber Glass Co., Ltd.
Tokyo, Japan
Glass wool,Thermal insulation,Fiber,
...[+2]
Patent: 35
75
Asahi Kasei Corp.
Tokyo, Japan
Chemical engineering,Petrochemical,Fertilizer,
...[+2]
Patent: 34
76
Nihon Denso KK
Saitama, Japan
Manufacturing engineering,Mechanical engineering
Patent: 34
77
Shanghai Huali Microelectronics Corp.
Shandong Sheng, China
Microelectronics,Tariff,Food industry
Patent: 33
78
Winbond Electronics Corp.
Taiwan Province, China
Flash memory,Electronics,Computer hardware,
...[+2]
Patent: 32
79
Hyundai MicroElectronics Co., Ltd.
South Korea
Microelectronics,Computer hardware,Electronics,
...[+2]
Patent: 32
80
Celanese Corp.
Texas, United States
Polymer,Synthetic rubber,Chemical engineering,
...[+2]
Patent: 31
81
Vanguard International Semiconductor Corp.
Taiwan Province, China
Semiconductor,Integrated circuit,Electronic component,
...[+1]
Patent: 31
82
Toray Industries, Inc.
Tokyo, Japan
Fiber,Textile,Textile (markup language),
...[+2]
Patent: 30
83
LG Display Co., Ltd.
South Korea
Electronics,Automotive engineering,Electronic visual display,
...[+2]
Patent: 30
84
Elpida Memory, Inc.
Tokyo, Japan
Semiconductor,Dynamic random-access memory,Resistor,
...[+2]
Patent: 30
85
Tessera Advanced Technologies, Inc.
California, United States
Electronics,Miniaturization,Computer hardware,
...[+2]
Patent: 30
86
U.S. Philips Corp.
Pennsylvania, United States
Patent: 30
87
Hitachi High-Tech Corp.
Illinois, United States
Semiconductor,Electronics,Microscope,
...[+2]
Patent: 28
88
Infineon Technologies Austria AG
Austria
Semiconductor,Microelectronics,Wafer,
...[+1]
Patent: 28
89
Round Rock Research LLC
New York, United States
Transistor,Semiconductor device fabrication,Semiconductor
Patent: 27
90
Carl Zeiss AG
Germany
Semiconductor,Optoelectronics,Electronics,
...[+2]
Patent: 26
91
Floadia Corp.
Tokyo, Japan
Semiconductor,Non-volatile memory,Flash memory,
...[+2]
Patent: 26
92
Stanley Electric Co., Ltd.
Tokyo, Japan
Headlamp,Automotive engineering,Backlight,
...[+2]
Patent: 25
93
Panasonic Liquid Crystal Display Co., Ltd.
Hyogo, Japan
Liquid-crystal display,Electronics
Patent: 25
94
Atmel Corp.
California, United States
Semiconductor,Microcontroller,Industrial engineering,
...[+2]
Patent: 24
95
Westinghouse Electric Co. LLC
Pennsylvania, United States
Nuclear power plant,Pressurized water reactor,Power transmission,
...[+2]
Patent: 24
96
Guizhou Yihua Co. Ltd.
Guizhou Sheng, China
Fertilizer,Agriculture,Chemical engineering
Patent: 24
97
3M Innovative Properties Co.
Minnesota, United States
Intellectual property,Product design
Patent: 24
98
MagnaChip Semiconductor Ltd.
Seoul-t'ukpyolsi, South Korea
Semiconductor,Electronics,Software,
...[+2]
Patent: 23
99
GLOBALFOUNDRIES Singapore Pte Ltd.
Central Singapore, Singapore
Semiconductor,Semiconductor wafer fabrication,Electronic component
Patent: 23
100
Mitsui Chemistry Joint-stock Co.
Japan
Patent: 23

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