Top 100 Key Players companies in Memory by Most Patent Filings in the United States in 2018 – Discovery

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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