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

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

France

Singapore

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
Samsung Electronics Co., Ltd.
South Korea
Computer hardware,Semiconductor,Software,
...[+2]
Patent: 12,536
2
TOSHIBA Corp.
Tokyo, Japan
Semiconductor,Computer hardware,Electronics,
...[+2]
Patent: 10,263
3
KIOXIA Corp.
Tokyo, Japan
Computer hardware,Solid-state,Flash memory,
...[+2]
Patent: 5,860
4
Mitsubishi Electric Engineering Co., Ltd.
Tokyo, Japan
Patent: 4,869
5
Fujitsu Ltd.
Tokyo, Japan
Cloud computing,Enterprise software,Information technology management,
...[+2]
Patent: 4,031
6
Fujitsu Microelectronics America, Inc.
California, United States
Semiconductor,Microelectronics,Electronic component,
...[+2]
Patent: 4,031
7
Hitachi Ltd.
Tokyo, Japan
Elevator,Electrical equipment,Electric motor,
...[+2]
Patent: 3,954
8
Renesas Electronics Corp.
Tokyo, Japan
Semiconductor,Microcontroller,Electronics,
...[+2]
Patent: 3,350
9
Matsushita Electronics Corp.
Osaka, Japan
Electronics,Computer hardware,DVD player,
...[+2]
Patent: 3,023
10
Sony Group Corp.
Tokyo, Japan
Computer hardware,Software,Music,
...[+2]
Patent: 1,794
11
Sharp Corp.
Osaka, Japan
Computer hardware,Electronics,Telecommunications,
...[+2]
Patent: 1,599
12
Socionext, Inc.
Kyoto, Japan
Quality of experience,Semiconductor device fabrication,Semiconductor,
...[+2]
Patent: 1,209
13
Micron Technology, Inc.
Idaho, United States
Semiconductor,Computer hardware,Solid-state drive,
...[+2]
Patent: 1,188
14
Infineon Technologies AG
Bayern, Germany
Semiconductor,Electronics,Efficient energy use,
...[+2]
Patent: 1,127
15
NEC Electronics Corp.
Kanagawa, Japan
Electronics,Computer hardware,Semiconductor,
...[+2]
Patent: 934
16
Seiko Epson Corp.
Nagano, Japan
Wearable technology,Projector,Electronics,
...[+2]
Patent: 925
17
International Business Machines Corp.
New York, United States
Software,Computer hardware,Enterprise software,
...[+2]
Patent: 798
18
Siemens AG
Bayern, Germany
Power transmission,Electronics,Turbine,
...[+2]
Patent: 714
19
Siemens SA
Madrid, Spain
Scientific Control,Telecommunications,Turbine,
...[+1]
Patent: 714
20
Elpida Memory, Inc.
Tokyo, Japan
Semiconductor,Dynamic random-access memory,Resistor,
...[+2]
Patent: 681
21
Winbond Electronics Corp.
Taiwan Province, China
Flash memory,Electronics,Computer hardware,
...[+2]
Patent: 651
22
Fujitsu Semiconductor Ltd.
Kanagawa, Japan
Semiconductor,Electronic component,Microcontroller,
...[+2]
Patent: 632
23
Hyundai MicroElectronics Co., Ltd.
South Korea
Microelectronics,Computer hardware,Electronics,
...[+2]
Patent: 585
24
Polaris Innovations Ltd.
DU, IE
Package on package,Multi-chip module,Wafer-level packaging,
...[+2]
Patent: 577
25
Semiconductor Energy Laboratory Co., Ltd.
Kanagawa, Japan
Semiconductor,Transistor,Semiconductor device,
...[+2]
Patent: 562
26
SANYO Electric Co., Ltd.
Osaka, Japan
Semiconductor,Computer hardware,Software,
...[+2]
Patent: 522
27
Toshiba Microelectronics Corp.
Kanagawa, Japan
Patent: 502
28
PS4 Luxco SARL
Luxembourg, Luxembourg
Patent: 492
29
United Microelectronics Corp.
Taiwan Province, China
Semiconductor,Electronics,CMOS,
...[+2]
Patent: 439
30
STMicroelectronics SA
Île-de-France, France
Semiconductor,Semiconductor chip,Electronic component,
...[+1]
Patent: 415
31
Longitude Licensing Ltd.
Dublin, Ireland
Intellectual property,Longitude,Patent application,
...[+2]
Patent: 381
32
Macronix International Co., Ltd.
Taiwan Province, China
Semiconductor,Read-only memory,Non-volatile memory,
...[+2]
Patent: 370
33
ChangXin Memory Technologies, Inc.
Anhui Sheng, China
Tariff
Patent: 369
34
LG Semicon Co. Ltd.
Seoul, South Korea
Semiconductor,Windows CE,Operating system,
...[+2]
Patent: 331
35
Dongbu Electronics Co. Ltd.
South Korea
Semiconductor,Resistor,Microprocessor,
...[+2]
Patent: 329
36
Qimonda AG
Germany
Patent licensing,System in package,Dynamic random-access memory,
...[+2]
Patent: 324
37
Hitachi Ulsi Systems Co. Ltd.
Tokyo, Japan
Semiconductor,Automation,Manufacturing engineering,
...[+2]
Patent: 310
38
Intel Corp.
California, United States
Semiconductor,Software,Computer hardware,
...[+2]
Patent: 305
39
Ricoh Co., Ltd.
Tokyo, Japan
Digital media,Data visualization,Thermal paper,
...[+2]
Patent: 285
40
Semiconductor Manufacturing International
Shanghai Shi, China
Semiconductor,Computer hardware,Integrated circuit,
...[+2]
Patent: 260
41
Mosaid Technologies, Inc.
Ontario, Canada
Intellectual property,Semiconductor,Software development,
...[+1]
Patent: 246
42
Zeno Semiconductor, Inc.
California, United States
Transistor,Semiconductor device fabrication,Semiconductor
Patent: 200
43
Advantest Corp.
Tokyo, Japan
Semiconductor,Mechanical engineering,Product design,
...[+2]
Patent: 191
44
Seiko Instruments, Inc.
Chiba, Japan
Semiconductor,Electronic component,Optical fiber connector,
...[+2]
Patent: 178
45
Longitude Semiconductor SARL
Luxembourg
Patent: 177
46
Cypress Semiconductor Corp.
California, United States
Semiconductor,Product design,Industrial engineering,
...[+2]
Patent: 165
47
MagnaChip Semiconductor Ltd.
Seoul-t'ukpyolsi, South Korea
Semiconductor,Electronics,Software,
...[+2]
Patent: 157
48
Canon, Inc.
Tokyo, Japan
Computer hardware,Software,Computer vision,
...[+2]
Patent: 146
49
Novuton Technology Corp. Japan
Kyoto, Japan
Semiconductor,Laser diode,Integrated circuit,
...[+2]
Patent: 142
50
Fujian Jinhua Integrated Circuit Co., Ltd.
Fujian Sheng, China
Semiconductor,Tariff
Patent: 139
51
SanDisk Technologies LLC
Texas, United States
Patent: 135
52
Koninklijke Philips NV
Noord-Holland, Netherlands
Health care,Wellness Programs,Medical imaging,
...[+2]
Patent: 134
53
Shanghai Huahong Grace Semiconductor Manufacturing Corp.
Shanghai Shi, China
Foundry,Metal,Mining engineering,
...[+2]
Patent: 128
54
Nanya Technology Corp.
Taiwan Province, China
Semiconductor,Product design,Industrial engineering,
...[+2]
Patent: 127
55
Nihon Denso KK
Saitama, Japan
Manufacturing engineering,Mechanical engineering
Patent: 119
56
GlobalFoundries U.S., Inc.
New York, United States
Semiconductor,Foundry,Electronics,
...[+2]
Patent: 117
57
Kawasaki Steel
Patent: 112
58
Round Rock Research LLC
New York, United States
Transistor,Semiconductor device fabrication,Semiconductor
Patent: 109
59
ProMOS Technologies, Inc.
Taiwan Province, China
Semiconductor,Double data rate,Electronic component,
...[+2]
Patent: 104
60
MegaChips Corp.
Osaka, Japan
Semiconductor,Software,Electronic visual display,
...[+2]
Patent: 101
61
Sony Semiconductor Solutions Corp.
Kanagawa, Japan
Semiconductor,Image sensor,CMOS sensor,
...[+2]
Patent: 94
62
QUALCOMM, Inc.
California, United States
Telecommunications,Wireless,Mobile device,
...[+2]
Patent: 87
63
Rambus, Inc.
California, United States
Semiconductor,Architecture,Memory architecture,
...[+2]
Patent: 87
64
Netac Technology Co., Ltd.
Guangdong Sheng, China
Flash memory,Solid-state drive,System on a chip,
...[+2]
Patent: 74
65
Yamaha Corp.
Shizuoka, Japan
Audio equipment,Gasoline,Loudspeaker,
...[+2]
Patent: 73
66
Marvell Asia Pte Ltd.
Central Singapore, Singapore
Semiconductor,Microcontroller,Digital signal processing,
...[+2]
Patent: 70
67
Infineon Technologies North America Corp.
California, United States
Semiconductor,Electronic component,Electronics
Patent: 66
68
Atmel Corp.
California, United States
Semiconductor,Microcontroller,Industrial engineering,
...[+2]
Patent: 63
69
Vanguard International Semiconductor Corp.
Taiwan Province, China
Semiconductor,Integrated circuit,Electronic component,
...[+1]
Patent: 62
70
Casio Electronics Manufacturing Co., Ltd.
Saitama, Japan
Patent: 62
71
Apple, Inc.
California, United States
Software,Computer hardware,Peripheral,
...[+2]
Patent: 56
72
Floadia Corp.
Tokyo, Japan
Semiconductor,Non-volatile memory,Flash memory,
...[+2]
Patent: 56
73
Intellectual Ventures I LLC
Delaware, United States
Asset management
Patent: 56
74
Toppan, Inc.
Tokyo, Japan
Publishing,Semiconductor,Electronics,
...[+2]
Patent: 52
75
Tessera Advanced Technologies, Inc.
California, United States
Electronics,Miniaturization,Computer hardware,
...[+2]
Patent: 52
76
Tokyo Electron Ltd.
Tokyo, Japan
Semiconductor,Power transmission,Flat panel display,
...[+2]
Patent: 50
77
CTU of Delaware, Inc.
Texas, United States
Patent: 49
78
Shanghai Huali Microelectronics Corp.
Shandong Sheng, China
Microelectronics,Tariff,Food industry
Patent: 48
79
Citizen Watch Co., Ltd.
Tokyo, Japan
Quartz,Semiconductor,Electronics,
...[+2]
Patent: 47
80
Nintendo Co., Ltd.
Kyoto, Japan
Game console,Video game development,Mobile device,
...[+2]
Patent: 46
81
FUJIFILM Corp.
Tokyo, Japan
Photography,Medical imaging,Computer hardware,
...[+2]
Patent: 44
82
Spansion Japan Ltd.
Kanagawa, Japan
Semiconductor,Automation,Manufacturing engineering,
...[+2]
Patent: 44
83
AT&T, Inc.
Texas, United States
Wireless,Telecommunications,Mobile device,
...[+2]
Patent: 42
84
Western Digital Corp.
California, United States
Computer hardware,Navigation system,Software,
...[+2]
Patent: 42
85
Western Digital Technologies, Inc.
California, United States
Computer hardware,Peripheral,Electronics,
...[+2]
Patent: 42
86
AT&T IPM Corp.
United States
Patent: 42
87
Western Electric Co., Inc.
Ohio, United States
Telecommunications
Patent: 41
88
OKI Micro Design Co. Ltd.
Japan
Patent: 40
89
Honeywell Information Systems Ltd.
Lancashire, United Kingdom
Patent: 39
90
Sundisk Corp.
California, United States
Peripheral,Information technology management,Graphics processing unit
Patent: 39
91
Institute of Microelectronics of Chinese Academy of Sciences
Beijing Shi, China
Microelectronics,Chemical engineering,Electronics,
...[+2]
Patent: 38
92
Synopsys, Inc.
California, United States
Software,Information technology consulting,Electronic design automation,
...[+2]
Patent: 37
93
Semiconductor Components Industries LLC
Arizona, United States
Semiconductor,Transistor,Image sensor,
...[+2]
Patent: 36
94
Toshiba Electronic Devices & Storage Corp.
Tokyo, Japan
Semiconductor,Electronic component,Semiconductor device fabrication,
...[+2]
Patent: 36
95
Robert Bosch GmbH
Baden-Württemberg, Germany
Automotive engineering,Mechanical engineering,Electronics,
...[+2]
Patent: 35
96
Akita Electronic Systems Co., Ltd.
Akita, Japan
Semiconductor,Enterprise software,Software,
...[+2]
Patent: 34
97
Seagate Technology Unlimited Co.
California, United States
Computer hardware,Flash memory,Software,
...[+2]
Patent: 32
98
Seagate Technology LLC
California, United States
Cloud computing,Computer hardware,Electronics,
...[+2]
Patent: 32
99
Ovonyx Memory Technology LLC
United States
Patent: 32
100
LG Electronics, Inc.
South Korea
Computer hardware,Electronics,Telecommunications,
...[+2]
Patent: 30

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