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Top 100 Key Players companies in Photomask
by Most Patent Citation in the United States in 2021

The Photomask top 100 is Discovery PatSnap’ annual ranking of the top 100 Most Patent Citation Photomask Key Players in the United States. 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

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
Micron Technology, Inc.
Idaho, United States
Semiconductor,Computer hardware,Solid-state drive,
...[+2]
patent citation: 8,163
2
International Business Machines Corp.
New York, United States
Software,Computer hardware,Enterprise software,
...[+2]
patent citation: 4,774
3
GlobalFoundries U.S., Inc.
New York, United States
Semiconductor,Foundry,Electronics,
...[+2]
patent citation: 4,746
4
Fujitsu Microelectronics America, Inc.
California, United States
Semiconductor,Microelectronics,Electronic component,
...[+2]
patent citation: 3,588
5
Electroninks, Inc.
Texas, United States
Electronics,Industrial engineering
patent citation: 3,331
6
Applied Materials, Inc.
California, United States
Semiconductor,Electronics,Chemical-mechanical planarization,
...[+2]
patent citation: 3,322
7
SanDisk Technologies LLC
Texas, United States
patent citation: 2,026
8
Gemfire Corp.
California, United States
Semiconductor,Telecommunications,Manufacturing capability,
...[+2]
patent citation: 1,602
9
KLA Corp.
California, United States
Semiconductor,Computer hardware,Electronics,
...[+2]
patent citation: 1,160
10
KLA-Tencor Technologies Corp.
California, United States
patent citation: 1,160
11
Round Rock Research LLC
New York, United States
Transistor,Semiconductor device fabrication,Semiconductor
patent citation: 1,003
12
Chartered Semiconductor Manufacturing, Inc.
California, United States
Semiconductor,Electronic component,Semiconductor device
patent citation: 951
13
Tessera Advanced Technologies, Inc.
California, United States
Electronics,Miniaturization,Computer hardware,
...[+2]
patent citation: 939
14
Kopin Corp.
Massachusetts, United States
Semiconductor,Wearable technology,Golden-i,
...[+2]
patent citation: 832
15
Intel Corp.
California, United States
Semiconductor,Software,Computer hardware,
...[+2]
patent citation: 793
16
U.S. Philips Corp.
Pennsylvania, United States
patent citation: 775
17
Semiconductor Components Industries LLC
Arizona, United States
Semiconductor,Transistor,Image sensor,
...[+2]
patent citation: 729
18
Nanosys, Inc.
California, United States
Quantum dot,Nanotechnology,Battery (electricity),
...[+2]
patent citation: 648
19
AZ Electronic Materials USA Corp.
New Jersey, United States
Semiconductor,Medical imaging,Mobile phone,
...[+1]
patent citation: 643
20
Freescale Semiconductor, Inc.
Texas, United States
Semiconductor,Industrial engineering,Automotive engineering,
...[+2]
patent citation: 612
21
Synopsys, Inc.
California, United States
Software,Information technology consulting,Electronic design automation,
...[+2]
patent citation: 586
22
Rohm & Haas Electronic Materials LLC
Massachusetts, United States
Semiconductor,Lithography,Computer hardware,
...[+2]
patent citation: 546
23
Lucent Technologies, Inc.
New Jersey, United States
Software,Telecommunications,Private network,
...[+2]
patent citation: 534
24
Roche Diabetes Care, Inc.
Indiana, United States
Insulin pump,Computer hardware,Electronics,
...[+1]
patent citation: 493
25
Cypress Semiconductor Corp.
California, United States
Semiconductor,Product design,Industrial engineering,
...[+2]
patent citation: 486
26
NXP USA, Inc.
Texas, United States
Semiconductor,Resistor,Electron,
...[+2]
patent citation: 469
27
Google LLC
California, United States
Advertising,Enterprise software,Search engine,
...[+2]
patent citation: 367
28
MoSys, Inc.
California, United States
Semiconductor,Memristor,Computer hardware,
...[+2]
patent citation: 366
29
Celanese Corp.
Texas, United States
Polymer,Synthetic rubber,Chemical engineering,
...[+2]
patent citation: 363
30
Siliconix, Inc.
California, United States
Semiconductor,Electronics,Electronic component,
...[+2]
patent citation: 348
31
Energy Conversion Devices, Inc.
Michigan, United States
Energy conversion devices,Computer hardware,Tort,
...[+2]
patent citation: 321
32
General Semiconductor, Inc.
New York, United States
Semiconductor,Transistor,Diode,
...[+2]
patent citation: 320
33
3M Innovative Properties Co.
Minnesota, United States
Intellectual property,Product design
patent citation: 290
34
QUALCOMM, Inc.
California, United States
Telecommunications,Wireless,Mobile device,
...[+2]
patent citation: 285
35
Westinghouse Electric Co. LLC
Pennsylvania, United States
Nuclear power plant,Pressurized water reactor,Power transmission,
...[+2]
patent citation: 285
36
Semitool, Inc.
United States
Semiconductor,Computer hardware,Electronics,
...[+2]
patent citation: 285
37
D2S, Inc.
California, United States
Software,Lithography,Semiconductor,
...[+2]
patent citation: 277
38
Inspex, Inc.
New Jersey, United States
Microelectronics,Computer hardware,Electronics,
...[+2]
patent citation: 270
39
Hitachi High-Tech Corp.
Illinois, United States
Semiconductor,Electronics,Microscope,
...[+2]
patent citation: 258
40
AT&T, Inc.
Texas, United States
Wireless,Telecommunications,Mobile device,
...[+2]
patent citation: 256
41
Western Digital Corp.
California, United States
Computer hardware,Navigation system,Software,
...[+2]
patent citation: 256
42
Western Digital Technologies, Inc.
California, United States
Computer hardware,Peripheral,Electronics,
...[+2]
patent citation: 256
43
Hughes Aircraft Co.
California, United States
Electronic systems,Aerospace,National security
patent citation: 256
44
AT&T IPM Corp.
United States
patent citation: 256
45
Advanced Interconnection Technology, Inc.
New York, United States
Semiconductor,Software,Electronics,
...[+2]
patent citation: 250
46
Toppan Photomasks, Inc.
Texas, United States
Semiconductor,Photomask,Nanotechnology,
...[+2]
patent citation: 235
47
FUJIFILM Electronic Materials USA, Inc.
Rhode Island, United States
Semiconductor,Photoresist,Electronic component,
...[+1]
patent citation: 233
48
National Technology & Engineering Solutions of Sandia LLC
New Mexico, United States
patent citation: 221
49
Lam Research Corp.
California, United States
Semiconductor,Wafer fabrication,Electronic component,
...[+2]
patent citation: 208
50
PerkinElmer LLC
Massachusetts, United States
Environmental health,Food supply,Computer hardware,
...[+2]
patent citation: 208
51
Bell Laboratories, Inc.
Wisconsin, United States
Rodenticide,Agriculture,Chemical engineering,
...[+2]
patent citation: 199
52
Crosspoint Solutions LLC
New Jersey, United States
Automation,Manufacturing engineering,Industrial engineering,
...[+2]
patent citation: 182
53
Xilinx, Inc.
California, United States
Software,Computer hardware,Semiconductor,
...[+2]
patent citation: 178
54
Innova Dynamics, Inc.
California, United States
Electronics,Polymer,Nanostructure,
...[+2]
patent citation: 171
55
Novellus Systems, Inc.
California, United States
Semiconductor,Wafer fabrication,Automation,
...[+2]
patent citation: 166
56
Eastman Kodak Co.
New York, United States
3D printing,Photography,Digital media,
...[+2]
patent citation: 160
57
Monolithic 3D, Inc.
California, United States
Software,Systems design,Patent analysis,
...[+2]
patent citation: 155
58
OmniVision Technologies, Inc.
California, United States
Semiconductor,Image sensor,Digital imaging,
...[+2]
patent citation: 151
59
Ensurge Micropower ASA
California, United States
Near field communication,Digital marketing,Printed electronics,
...[+2]
patent citation: 147
60
Versum Materials US LLC
Pennsylvania, United States
Sanitation,SOAP
patent citation: 142
61
Infineon Technologies North America Corp.
California, United States
Semiconductor,Electronic component,Electronics
patent citation: 141
62
Apple, Inc.
California, United States
Software,Computer hardware,Peripheral,
...[+2]
patent citation: 137
63
Advanced Analogic Technologies, Inc.
New Mexico, United States
Semiconductor,Electronics,Power management,
...[+2]
patent citation: 134
64
Beamreach Solar, Inc.
California, United States
Building-integrated photovoltaics,Crystalline silicon,Environmental engineering,
...[+2]
patent citation: 130
65
SanDisk 3D LLC
California, United States
Peripheral,Electronics,Computer hardware
patent citation: 123
66
Clarient, Inc.
California, United States
Health care,Companion diagnostic,Standard of care,
...[+2]
patent citation: 120
67
Sundisk Corp.
California, United States
Peripheral,Information technology management,Graphics processing unit
patent citation: 117
68
Xerox Holdings Corp.
Connecticut, United States
Computer hardware,Software,Digital document,
...[+2]
patent citation: 115
69
Xerox Corp.
Connecticut, United States
Computer hardware,Electronics,Product group,
...[+2]
patent citation: 115
70
Satco Products, Inc.
Tennessee, United States
Electronics,Bulb,Nightlight,
...[+2]
patent citation: 115
71
3D Robotics, Inc.
California, United States
Robotics,Data analysis,Point cloud,
...[+2]
patent citation: 114
72
Foveon, Inc.
California, United States
Image sensor,Digital photography,Photography,
...[+2]
patent citation: 110
73
Morgan Advanced Ceramics, Inc.
California, United States
Carbon,Electronics
patent citation: 106
74
CoreTek, Inc.
Massachusetts, United States
Wavelength,Optical communication,Telecommunications,
...[+2]
patent citation: 98
75
StarVox Communications, Inc.
California, United States
Telecommunications
patent citation: 91
76
United Solar Systems Corp.
Michigan, United States
Solar cell,Semiconductor,Amorphous silicon,
...[+2]
patent citation: 88
77
BH Electronics, Inc.
Tennessee, United States
Electronics,Electronic component,Semiconductor,
...[+2]
patent citation: 86
78
Dow Silicones Corp.
Michigan, United States
Silicone,Synthetic rubber,Chemical engineering,
...[+2]
patent citation: 83
79
Micron Semiconductor, Inc.
United States
patent citation: 83
80
Atmel Corp.
California, United States
Semiconductor,Microcontroller,Industrial engineering,
...[+2]
patent citation: 82
81
Rambus, Inc.
California, United States
Semiconductor,Architecture,Memory architecture,
...[+2]
patent citation: 74
82
Nayna Networks, Inc.
California, United States
Telecommunications,Broadband,Wireless
patent citation: 70
83
IXYS LLC
Arkansas, United States
Semiconductor,Electronics,Transistor,
...[+2]
patent citation: 69
84
Palo Alto Research Center, Inc.
California, United States
Internet of Things,Electronics,Intellectual property,
...[+2]
patent citation: 66
85
Newport Laboratories, Inc.
Minnesota, United States
Pharmacy,Medicine
patent citation: 63
86
SC Fluids, Inc.
New Hampshire, United States
patent citation: 62
87
Accent Optical Technologies, Inc.
Oregon, United States
Semiconductor,Wireless,Overlay,
...[+2]
patent citation: 61
88
Agere Systems LLC
Texas, United States
Semiconductor,Network processor,Vertical-cavity surface-emitting laser,
...[+2]
patent citation: 61
89
Lumentum Operations LLC
California, United States
Laser,Advanced manufacturing,Telecommunications,
...[+2]
patent citation: 60
90
Rockwell International Corp.
Wisconsin, United States
Automation,Computer hardware,Electronics
patent citation: 59
91
Micro Lithography, Inc.
California, United States
Industrial engineering,Process variable,Lithography,
...[+1]
patent citation: 58
92
Tessera, Inc.
California, United States
Semiconductor,Electronic component
patent citation: 58
93
CTU of Delaware, Inc.
Texas, United States
patent citation: 58
94
National Semiconductor Corp.
Texas, United States
Semiconductor,Touchscreen,Adaptive voltage scaling,
...[+2]
patent citation: 55
95
Hanger Solutions LLC
United States
patent citation: 48
96
Amkor Technology, Inc.
Arizona, United States
Semiconductor,Electronics,Wireless,
...[+2]
patent citation: 46
97
PDF Solutions, Inc.
California, United States
Software,Semiconductor,Systems design,
...[+2]
patent citation: 46
98
SolAero Technologies Corp.
New Mexico, United States
Manufacturing capability,Solar cell,Radiation,
...[+2]
patent citation: 46
99
Los Alamos National Security LLC
New Mexico, United States
National security
patent citation: 41
100
Meta Platforms, Inc.
California, United States
Broadcasting,Publishing,Pre-money valuation,
...[+2]
patent citation: 40

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