Top 50 Key Players companies in CMP by Most Patent Citation in the United States in 2021 – Discovery

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1	Micron Technology, Inc.	Idaho, United States	Semiconductor,Computer hardware,Solid-state drive, ...[+2]	patent citation: 8,973
2	Round Rock Research LLC	New York, United States	Transistor,Semiconductor device fabrication,Semiconductor	patent citation: 3,308
3	Applied Materials, Inc.	California, United States	Semiconductor,Electronics,Chemical-mechanical planarization, ...[+2]	patent citation: 2,788
4	GlobalFoundries U.S., Inc.	New York, United States	Semiconductor,Foundry,Electronics, ...[+2]	patent citation: 1,029
5	Rohm & Haas Electronic Materials CMP Holdings, Inc.	Delaware, United States		patent citation: 770
6	Novellus Systems, Inc.	California, United States	Semiconductor,Wafer fabrication,Automation, ...[+2]	patent citation: 666
7	Lam Research Corp.	California, United States	Semiconductor,Wafer fabrication,Electronic component, ...[+2]	patent citation: 367
8	PerkinElmer LLC	Massachusetts, United States	Environmental health,Food supply,Computer hardware, ...[+2]	patent citation: 367
9	International Business Machines Corp.	New York, United States	Software,Computer hardware,Enterprise software, ...[+2]	patent citation: 313
10	Morgan Advanced Ceramics, Inc.	California, United States	Carbon,Electronics	patent citation: 256
11	Chartered Semiconductor Manufacturing, Inc.	California, United States	Semiconductor,Electronic component,Semiconductor device	patent citation: 214
12	Venture Lending & Leasing II, Inc.	California, United States	Asset management	patent citation: 196
13	Freescale Semiconductor, Inc.	Texas, United States	Semiconductor,Industrial engineering,Automotive engineering, ...[+2]	patent citation: 172
14	Lam Research Illinois IAG, Inc.	Illinois, United States	Automation,Manufacturing engineering,Industrial engineering, ...[+2]	patent citation: 143
15	Versum Materials US LLC	Pennsylvania, United States	Sanitation,SOAP	patent citation: 123
16	NXP USA, Inc.	Texas, United States	Semiconductor,Resistor,Electron, ...[+2]	patent citation: 120
17	AlliedSignal, Inc.	Indiana, United States	Aerospace,Automotive engineering,Aerospace systems, ...[+2]	patent citation: 117
18	National Semiconductor Corp.	Texas, United States	Semiconductor,Touchscreen,Adaptive voltage scaling, ...[+2]	patent citation: 111
19	Rodel, Inc.	Arizona, United States	Power transmission,Electronics	patent citation: 111
20	Advanced-Tec Materials LLC	Pennsylvania, United States	Chemical engineering	patent citation: 110
21	Intel Corp.	California, United States	Semiconductor,Software,Computer hardware, ...[+2]	patent citation: 92
22	Apple, Inc.	California, United States	Software,Computer hardware,Peripheral, ...[+2]	patent citation: 60
23	3M Innovative Properties Co.	Minnesota, United States	Intellectual property,Product design	patent citation: 60
24	Stravinsky Investments LLC	Arizona, United States	Semiconductor,Chemical engineering,Fast-moving consumer goods, ...[+2]	patent citation: 54
25	CMC Materials, Inc.	Illinois, United States	Semiconductor,Chemical-mechanical planarization,Chemical engineering, ...[+2]	patent citation: 46
26	BASF Catalysts LLC	New Jersey, United States	Polyolefin,Mica,Metal, ...[+2]	patent citation: 43
27	ASML US, Inc.	Arizona, United States	Semiconductor,Semiconductor device,Electronic component	patent citation: 40
28	Symbios, Inc.	Colorado, United States	Original equipment manufacturer,Peripheral,Semiconductor, ...[+1]	patent citation: 29
29	Lucent Technologies, Inc.	New Jersey, United States	Software,Telecommunications,Private network, ...[+2]	patent citation: 28
30	SemiQuest, Inc.	California, United States	Semiconductor,Wafer	patent citation: 26
31	SanDisk 3D LLC	California, United States	Peripheral,Electronics,Computer hardware	patent citation: 23
32	Air Liquide Electronics U.S. LP	Texas, United States	Semiconductor,Electronics,Electronic component	patent citation: 15
33	EKC Technology, Inc.	California, United States	Chemical engineering	patent citation: 14
34	NEC Electronics America, Inc.	California, United States	Semiconductor,Automated fare collection,Electronic component, ...[+2]	patent citation: 14
35	Advanced Chemical Systems International, Inc.	Wisconsin, United States	Polishing,Chemical engineering,Seasoning, ...[+2]	patent citation: 12
36	AZ Electronic Materials USA Corp.	New Jersey, United States	Semiconductor,Medical imaging,Mobile phone, ...[+1]	patent citation: 11
37	Strasbaugh	California, United States	Semiconductor,Manufacturing engineering,Chemical-mechanical planarization, ...[+2]	patent citation: 10
38	VLSI Technology, Inc.	California, United States	Application-specific integrated circuit,Leading edge,Silicon valley	patent citation: 10
39	Revasum, Inc.	California, United States	Semiconductor,Rf communication,Chemical-mechanical planarization, ...[+2]	patent citation: 9
40	innoPad, Inc.	Massachusetts, United States	Semiconductor,Chemical-mechanical planarization,Chemical engineering	patent citation: 9
41	sp3, Inc.	California, United States	Diamond,Automation,Manufacturing engineering, ...[+2]	patent citation: 7
42	Science & Technology Corp.	Virginia, United States	Space Science,Aerospace engineering,Systems engineering, ...[+1]	patent citation: 6
43	Dow Global Technologies LLC	Michigan, United States	Polymer,Chemical engineering,Cloud computing, ...[+2]	patent citation: 6
44	Saint-Gobain Ceramics & Plastics, Inc.	Massachusetts, United States	Ceramic art,Chemical engineering,Metallurgy, ...[+2]	patent citation: 3
45	Infineon Technologies North America Corp.	California, United States	Semiconductor,Electronic component,Electronics	patent citation: 3
46	Agere Systems LLC	Texas, United States	Semiconductor,Network processor,Vertical-cavity surface-emitting laser, ...[+2]	patent citation: 2
47	Shipley Co. LLC	Massachusetts, United States	Semiconductor,Smart card,Printed circuit board, ...[+2]	patent citation: 2
48	Rohm & Haas Electronic Materials LLC	Massachusetts, United States	Semiconductor,Lithography,Computer hardware, ...[+2]	patent citation: 2
49	Emerson Electric Co.	Missouri, United States	Software,Computer hardware,Electronics, ...[+2]	patent citation: 1
50	QUALCOMM, Inc.	California, United States	Telecommunications,Wireless,Mobile device, ...[+2]	patent citation: 1