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Top 100 Key Players companies in Memory
by Most Patent Filings in the United States in 2021

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

South Korea

United States

Germany

France

Singapore

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
Fujitsu Microelectronics America, Inc.
California, United States
Semiconductor,Microelectronics,Electronic component,
...[+2]
Patent: 4,031
2
Micron Technology, Inc.
Idaho, United States
Semiconductor,Computer hardware,Solid-state drive,
...[+2]
Patent: 1,188
3
International Business Machines Corp.
New York, United States
Software,Computer hardware,Enterprise software,
...[+2]
Patent: 798
4
Intel Corp.
California, United States
Semiconductor,Software,Computer hardware,
...[+2]
Patent: 305
5
Zeno Semiconductor, Inc.
California, United States
Transistor,Semiconductor device fabrication,Semiconductor
Patent: 200
6
Cypress Semiconductor Corp.
California, United States
Semiconductor,Product design,Industrial engineering,
...[+2]
Patent: 165
7
SanDisk Technologies LLC
Texas, United States
Patent: 135
8
GlobalFoundries U.S., Inc.
New York, United States
Semiconductor,Foundry,Electronics,
...[+2]
Patent: 117
9
Round Rock Research LLC
New York, United States
Transistor,Semiconductor device fabrication,Semiconductor
Patent: 109
10
QUALCOMM, Inc.
California, United States
Telecommunications,Wireless,Mobile device,
...[+2]
Patent: 87
11
Rambus, Inc.
California, United States
Semiconductor,Architecture,Memory architecture,
...[+2]
Patent: 87
12
Infineon Technologies North America Corp.
California, United States
Semiconductor,Electronic component,Electronics
Patent: 66
13
Atmel Corp.
California, United States
Semiconductor,Microcontroller,Industrial engineering,
...[+2]
Patent: 63
14
Apple, Inc.
California, United States
Software,Computer hardware,Peripheral,
...[+2]
Patent: 56
15
Intellectual Ventures I LLC
Delaware, United States
Asset management
Patent: 56
16
Tessera Advanced Technologies, Inc.
California, United States
Electronics,Miniaturization,Computer hardware,
...[+2]
Patent: 52
17
CTU of Delaware, Inc.
Texas, United States
Patent: 49
18
Nintendo Co., Ltd.
Kyoto, Japan
Game console,Video game development,Mobile device,
...[+2]
Patent: 46
19
AT&T, Inc.
Texas, United States
Wireless,Telecommunications,Mobile device,
...[+2]
Patent: 42
20
Western Digital Corp.
California, United States
Computer hardware,Navigation system,Software,
...[+2]
Patent: 42
21
Western Digital Technologies, Inc.
California, United States
Computer hardware,Peripheral,Electronics,
...[+2]
Patent: 42
22
AT&T IPM Corp.
United States
Patent: 42
23
Western Electric Co., Inc.
Ohio, United States
Telecommunications
Patent: 41
24
Sundisk Corp.
California, United States
Peripheral,Information technology management,Graphics processing unit
Patent: 39
25
Synopsys, Inc.
California, United States
Software,Information technology consulting,Electronic design automation,
...[+2]
Patent: 37
26
Semiconductor Components Industries LLC
Arizona, United States
Semiconductor,Transistor,Image sensor,
...[+2]
Patent: 36
27
Seagate Technology Unlimited Co.
California, United States
Computer hardware,Flash memory,Software,
...[+2]
Patent: 32
28
Seagate Technology LLC
California, United States
Cloud computing,Computer hardware,Electronics,
...[+2]
Patent: 32
29
Ovonyx Memory Technology LLC
United States
Patent: 32
30
Monolithic 3D, Inc.
California, United States
Software,Systems design,Patent analysis,
...[+2]
Patent: 28
31
Bell Laboratories, Inc.
Wisconsin, United States
Rodenticide,Agriculture,Chemical engineering,
...[+2]
Patent: 27
32
Freescale Semiconductor, Inc.
Texas, United States
Semiconductor,Industrial engineering,Automotive engineering,
...[+2]
Patent: 26
33
Microchip Technology, Inc.
Arizona, United States
Semiconductor,Wireless,Automotive engineering,
...[+2]
Patent: 24
34
MoSys, Inc.
California, United States
Semiconductor,Memristor,Computer hardware,
...[+2]
Patent: 24
35
National Semiconductor Corp.
Texas, United States
Semiconductor,Touchscreen,Adaptive voltage scaling,
...[+2]
Patent: 22
36
NXP USA, Inc.
Texas, United States
Semiconductor,Resistor,Electron,
...[+2]
Patent: 22
37
Applied Materials, Inc.
California, United States
Semiconductor,Electronics,Chemical-mechanical planarization,
...[+2]
Patent: 20
38
Adesto Technologies Corp.
California, United States
Semiconductor,Non-volatile memory,Embedded software,
...[+2]
Patent: 20
39
Hewlett-Packard Development Co. LP
Texas, United States
Peripheral,Graphics processing unit,Information technology management,
...[+2]
Patent: 20
40
Kepler Computing, Inc.
California, United States
Information technology consulting
Patent: 20
41
Chartered Semiconductor Manufacturing, Inc.
California, United States
Semiconductor,Electronic component,Semiconductor device
Patent: 20
42
Lexar Media, Inc.
California, United States
Computer hardware,Software,Digital media,
...[+2]
Patent: 19
43
SunRise Memory Corp.
California, United States
Patent: 19
44
Altera Corp.
California, United States
Semiconductor,Programmable logic device,Software,
...[+2]
Patent: 18
45
U.S. Philips Corp.
Pennsylvania, United States
Patent: 17
46
Lattice Semiconductor Corp.
Oregon, United States
Semiconductor,Software,Enterprise software,
...[+2]
Patent: 16
47
NCR Corp.
United States
Software,Peripheral,Self-service,
...[+2]
Patent: 15
48
SGS-Thomson Microelectronics, Inc.
Arizona, United States
Semiconductor,Electronic component,Microelectronics
Patent: 15
49
Hitachi High-Tech Corp.
Illinois, United States
Semiconductor,Electronics,Microscope,
...[+2]
Patent: 14
50
Locomotive Specialists, Inc.
Utah, United States
Wireless
Patent: 14
51
Kilopass Technology, Inc.
California, United States
Semiconductor,Non-volatile memory,Electronics,
...[+2]
Patent: 14
52
Eastman Kodak Co.
New York, United States
3D printing,Photography,Digital media,
...[+2]
Patent: 13
53
Lucent Technologies, Inc.
New Jersey, United States
Software,Telecommunications,Private network,
...[+2]
Patent: 12
54
Ramtron International Corp.
Colorado, United States
Semiconductor,Automation,Molecular electronics,
...[+2]
Patent: 12
55
Dell USA LP
Texas, United States
Patent: 12
56
Hyundai Electronics America
California, United States
Semiconductor,Mass production,Electronic component,
...[+1]
Patent: 12
57
DSS Technology Management, Inc.
Virginia, United States
Technology management,Information technology consulting,Software,
...[+2]
Patent: 12
58
Agere Systems LLC
Texas, United States
Semiconductor,Network processor,Vertical-cavity surface-emitting laser,
...[+2]
Patent: 11
59
United Memories, Inc.
Colorado, United States
Semiconductor,Layout,Electronic component,
...[+2]
Patent: 11
60
Macronix America, Inc.
California, United States
Power transmission,Electronics,Semiconductor,
...[+2]
Patent: 11
61
SanDisk 3D LLC
California, United States
Peripheral,Electronics,Computer hardware
Patent: 11
62
NVIDIA Corp.
California, United States
Software,Graphics processing unit,Computer hardware,
...[+2]
Patent: 10
63
Xilinx, Inc.
California, United States
Software,Computer hardware,Semiconductor,
...[+2]
Patent: 10
64
Google LLC
California, United States
Advertising,Enterprise software,Search engine,
...[+2]
Patent: 10
65
Hewlett Packard Enterprise Development LP
Texas, United States
Information technology consulting,Systems design,Computer security,
...[+2]
Patent: 10
66
UniRam Technology, Inc.
California, United States
Patent: 10
67
Micron Quantum Devices, Inc.
California, United States
Patent: 10
68
Unisys Corp.
Pennsylvania, United States
Software,Information technology consulting,Systems design,
...[+2]
Patent: 9
69
Microsemi SoC Corp.
Arizona, United States
Semiconductor,Electronic component
Patent: 8
70
Tandem Computers, Inc.
California, United States
Software,Telephone switching,Transaction processing
Patent: 8
71
TouchTunes Music Corp.
New York, United States
Music,Software,Advertising,
...[+2]
Patent: 8
72
Sperry Corp.
Utah, United States
Electronic systems,Mechanical engineering,Manufacturing engineering
Patent: 8
73
Fairchild Camera & Instrument, Inc.
New York, United States
Electronics,Laundry,Optical instrument
Patent: 8
74
Energy Conversion Devices, Inc.
Michigan, United States
Energy conversion devices,Computer hardware,Tort,
...[+2]
Patent: 7
75
VLSI Technology, Inc.
California, United States
Application-specific integrated circuit,Leading edge,Silicon valley
Patent: 7
76
Rockwell International Corp.
Wisconsin, United States
Automation,Computer hardware,Electronics
Patent: 7
77
HRL Laboratories LLC
California, United States
Physical security,Search engine,Semiconductor,
...[+2]
Patent: 7
78
Hughes Aircraft Co.
California, United States
Electronic systems,Aerospace,National security
Patent: 7
79
Hanger Solutions LLC
United States
Patent: 7
80
Acacia Research Group LLC
Texas, United States
Asset management
Patent: 7
81
Monarch Marking Systems, Inc.
New York, United States
Automation,Manufacturing engineering,Industrial engineering,
...[+2]
Patent: 7
82
Westinghouse Electric Co. LLC
Pennsylvania, United States
Nuclear power plant,Pressurized water reactor,Power transmission,
...[+2]
Patent: 6
83
RPX Corp.
California, United States
Patent portfolio,Semiconductor,E-commerce,
...[+2]
Patent: 6
84
Ericsson, Inc.
Texas, United States
Wireless,Telecommunications,Transmitter,
...[+2]
Patent: 6
85
XTec, Inc.
United States
Authentication,Information technology consulting,Fingerprint recognition,
...[+2]
Patent: 6
86
Intermolecular, Inc.
California, United States
Materials science,High productivity,Electronic component,
...[+2]
Patent: 6
87
Aplus Flash Technology Inc.
California, United States
Semiconductor,Transistor,Semiconductor device fabrication,
...[+1]
Patent: 6
88
Callahan Cellular LLC
Delaware, United States
Shopping mall,Electronics
Patent: 6
89
ATI Technologies ULC
California, United States
Semiconductor,Graphics processing unit,Chipset,
...[+1]
Patent: 5
90
GSI Technology, Inc.
California, United States
Static random-access memory,Semiconductor,Electronic component,
...[+2]
Patent: 5
91
Burroughs Corp.
Minnesota, United States
Interior design
Patent: 5
92
Nextest Systems Corp.
California, United States
Semiconductor,Automation,Wireless,
...[+2]
Patent: 5
93
S3, Inc.
Texas, United States
Semiconductor,Resistor,Microprocessor,
...[+2]
Patent: 5
94
CapsoVision, Inc.
California, United States
Medical equipment,Capsule endoscopy,Health care,
...[+2]
Patent: 5
95
Fleet Credit Card Services LP
Pennsylvania, United States
Goods and services
Patent: 5
96
Grandis, Inc.
California, United States
Spintronics,Database,Semiconductor,
...[+2]
Patent: 5
97
Spectra-Physics, Inc.
California, United States
Semiconductor,Laser,Optics,
...[+2]
Patent: 4
98
Radian Memory Systems, Inc.
California, United States
Software,Data center,Cloud computing,
...[+2]
Patent: 4
99
Ovonyx, Inc.
Michigan, United States
Semiconductor,Electronics,Molecular electronics,
...[+2]
Patent: 4
100
Information Storage Devices, Inc.
California, United States
Semiconductor,Integrated circuit,Electronic component,
...[+2]
Patent: 4

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