Top 100 Key Players companies in CMP by Most Patent Filings in the world in 2021 – Discovery

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1	Micron Technology, Inc.	Idaho, United States	Semiconductor,Computer hardware,Solid-state drive, ...[+2]	Patent: 162
2	JSR Corp.	Tokyo, Japan	Synthetic rubber,Natural rubber,Elastomer, ...[+2]	Patent: 122
3	Applied Materials, Inc.	California, United States	Semiconductor,Electronics,Chemical-mechanical planarization, ...[+2]	Patent: 92
4	Rohm & Haas Electronic Materials CMP Holdings, Inc.	Delaware, United States		Patent: 87
5	Versum Materials US LLC	Pennsylvania, United States	Sanitation,SOAP	Patent: 61
6	Lam Research Corp.	California, United States	Semiconductor,Wafer fabrication,Electronic component, ...[+2]	Patent: 47
7	PerkinElmer LLC	Massachusetts, United States	Environmental health,Food supply,Computer hardware, ...[+2]	Patent: 47
8	FUJIFILM Corp.	Tokyo, Japan	Photography,Medical imaging,Computer hardware, ...[+2]	Patent: 44
9	Samsung Electronics Co., Ltd.	South Korea	Computer hardware,Semiconductor,Software, ...[+2]	Patent: 43
10	SKC solmics Co., Ltd.	Gyeonggi-do, South Korea	Semiconductor,Electronic component,Electronics, ...[+2]	Patent: 40
11	Dongbu Electronics Co. Ltd.	South Korea	Semiconductor,Resistor,Microprocessor, ...[+2]	Patent: 34
12	International Business Machines Corp.	New York, United States	Software,Computer hardware,Enterprise software, ...[+2]	Patent: 31
13	Semiconductor Manufacturing International	Shanghai Shi, China	Semiconductor,Computer hardware,Integrated circuit, ...[+2]	Patent: 28
14	GlobalFoundries U.S., Inc.	New York, United States	Semiconductor,Foundry,Electronics, ...[+2]	Patent: 28
15	Lam Research Illinois IAG, Inc.	Illinois, United States	Automation,Manufacturing engineering,Industrial engineering, ...[+2]	Patent: 27
16	BASF SE	Rheinland-Pfalz, Germany	Agriculture,Petrochemical,Chemical engineering, ...[+2]	Patent: 24
17	TOSHIBA Corp.	Tokyo, Japan	Semiconductor,Computer hardware,Electronics, ...[+2]	Patent: 22
18	Round Rock Research LLC	New York, United States	Transistor,Semiconductor device fabrication,Semiconductor	Patent: 20
19	Intel Corp.	California, United States	Semiconductor,Software,Computer hardware, ...[+2]	Patent: 18
20	Dongjin Semichem Co., Ltd.	South Korea	Semiconductor,Photoresist,Electronics, ...[+2]	Patent: 18
21	STARTUP KIOXIA Corp.	Tokyo, Japan	Computer hardware,Solid-state,Flash memory, ...[+2]	Patent: 18
22	Ehwa Diamond Industrial Co., Ltd.	South Korea	Diamond,Diamond tool,Automation, ...[+2]	Patent: 16
23	Showa Denko Materials Co., Ltd.	Tokyo, Japan	Semiconductor,Carbon product,Efficient energy use, ...[+2]	Patent: 15
24	ProMOS Technologies, Inc.	Taiwan Province, China	Semiconductor,Double data rate,Electronic component, ...[+2]	Patent: 14
25	Macronix International Co., Ltd.	Taiwan Province, China	Semiconductor,Read-only memory,Non-volatile memory, ...[+2]	Patent: 13
26	Novellus Systems, Inc.	California, United States	Semiconductor,Wafer fabrication,Automation, ...[+2]	Patent: 13
27	EKC Technology, Inc.	California, United States	Chemical engineering	Patent: 12
28	CMC Materials Taiwan Co., Ltd.	Taiwan Province, China	Slurry,Liquid-crystal display,Semiconductor, ...[+2]	Patent: 12
29	United Microelectronics Corp.	Taiwan Province, China	Semiconductor,Electronics,CMOS, ...[+2]	Patent: 11
30	Vanguard International Semiconductor Corp.	Taiwan Province, China	Semiconductor,Integrated circuit,Electronic component, ...[+1]	Patent: 10
31	MagnaChip Semiconductor Ltd.	Seoul-t'ukpyolsi, South Korea	Semiconductor,Electronics,Software, ...[+2]	Patent: 10
32	Renesas Electronics Corp.	Tokyo, Japan	Semiconductor,Microcontroller,Electronics, ...[+2]	Patent: 9
33	innoPad, Inc.	Massachusetts, United States	Semiconductor,Chemical-mechanical planarization,Chemical engineering	Patent: 9
34	Arkema France SA	Île-de-France, France	Synthetic rubber,Chemical engineering,Polymer, ...[+2]	Patent: 9
35	3M Innovative Properties Co.	Minnesota, United States	Intellectual property,Product design	Patent: 9
36	Winbond Electronics Corp.	Taiwan Province, China	Flash memory,Electronics,Computer hardware, ...[+2]	Patent: 8
37	NEC Electronics Corp.	Kanagawa, Japan	Electronics,Computer hardware,Semiconductor, ...[+2]	Patent: 8
38	STMicroelectronics SA	Île-de-France, France	Semiconductor,Semiconductor chip,Electronic component, ...[+1]	Patent: 8
39	Shanghai Huali Microelectronics Corp.	Shandong Sheng, China	Microelectronics,Tariff,Food industry	Patent: 8
40	Siemens AG	Bayern, Germany	Power transmission,Electronics,Turbine, ...[+2]	Patent: 7
41	Koninklijke Philips NV	Noord-Holland, Netherlands	Health care,Wellness Programs,Medical imaging, ...[+2]	Patent: 7
42	Freescale Semiconductor, Inc.	Texas, United States	Semiconductor,Industrial engineering,Automotive engineering, ...[+2]	Patent: 7
43	Siemens SA	Madrid, Spain	Scientific Control,Telecommunications,Turbine, ...[+1]	Patent: 7
44	Stravinsky Investments LLC	Arizona, United States	Semiconductor,Chemical engineering,Fast-moving consumer goods, ...[+2]	Patent: 7
45	Rodel, Inc.	Arizona, United States	Power transmission,Electronics	Patent: 7
46	Chartered Semiconductor Manufacturing, Inc.	California, United States	Semiconductor,Electronic component,Semiconductor device	Patent: 7
47	Ebara Corp.	Tokyo, Japan	Vacuum pump,Manufacturing engineering,Turbine, ...[+2]	Patent: 6
48	SUMCO Corp.	Tokyo, Japan	Semiconductor,Wafer,Silicon, ...[+2]	Patent: 6
49	AGC	Tokyo, Japan	Fluorine,Glazing,Chemical engineering, ...[+2]	Patent: 6
50	Qimonda AG	Germany	Patent licensing,System in package,Dynamic random-access memory, ...[+2]	Patent: 6
51	Asahi Fiber Glass Co., Ltd.	Tokyo, Japan	Glass wool,Thermal insulation,Fiber, ...[+2]	Patent: 6
52	Samsung Corning Precision Materials Co., Ltd.	SL, KR	Optical communication,Computer hardware,Electronics, ...[+2]	Patent: 6
53	Fluoroware, Inc.	Minnesota, United States	Materials management,Semiconductor	Patent: 6
54	Particle Measuring Systems Srl	Italy	Electronics,Computer hardware,Particle, ...[+2]	Patent: 6
55	Sony Group Corp.	Tokyo, Japan	Computer hardware,Software,Music, ...[+2]	Patent: 5
56	Infineon Technologies AG	Bayern, Germany	Semiconductor,Electronics,Efficient energy use, ...[+2]	Patent: 5
57	CMC Materials, Inc.	Illinois, United States	Semiconductor,Chemical-mechanical planarization,Chemical engineering, ...[+2]	Patent: 5
58	Fujitsu Semiconductor Ltd.	Kanagawa, Japan	Semiconductor,Electronic component,Microcontroller, ...[+2]	Patent: 5
59	Mitsubishi Electric Engineering Co., Ltd.	Tokyo, Japan		Patent: 5
60	Morgan Advanced Ceramics, Inc.	California, United States	Carbon,Electronics	Patent: 5
61	Fujitsu Ltd.	Tokyo, Japan	Cloud computing,Enterprise software,Information technology management, ...[+2]	Patent: 4
62	Lucent Technologies, Inc.	New Jersey, United States	Software,Telecommunications,Private network, ...[+2]	Patent: 4
63	AlliedSignal, Inc.	Indiana, United States	Aerospace,Automotive engineering,Aerospace systems, ...[+2]	Patent: 4
64	Dynea Chemicals Oy	Finland	Coating,Adhesive,Industrial engineering	Patent: 4
65	Fujitsu Microelectronics America, Inc.	California, United States	Semiconductor,Microelectronics,Electronic component, ...[+2]	Patent: 4
66	Infineon Technologies North America Corp.	California, United States	Semiconductor,Electronic component,Electronics	Patent: 4
67	Institute of Microelectronics of Chinese Academy of Sciences	Beijing Shi, China	Microelectronics,Chemical engineering,Electronics, ...[+2]	Patent: 4
68	ASML US, Inc.	Arizona, United States	Semiconductor,Semiconductor device,Electronic component	Patent: 4
69	AGC Seimi Chemical Co. Ltd.	Kanagawa, Japan	Organic electronics,Chemical engineering	Patent: 4
70	Dow Global Technologies LLC	Michigan, United States	Polymer,Chemical engineering,Cloud computing, ...[+2]	Patent: 4
71	Hitachi Ltd.	Tokyo, Japan	Elevator,Electrical equipment,Electric motor, ...[+2]	Patent: 3
72	Tokyo Electron Ltd.	Tokyo, Japan	Semiconductor,Power transmission,Flat panel display, ...[+2]	Patent: 3
73	LG Chem Ltd.	South Korea	Petrochemical,Synthetic rubber,Health care, ...[+2]	Patent: 3
74	Strasbaugh	California, United States	Semiconductor,Manufacturing engineering,Chemical-mechanical planarization, ...[+2]	Patent: 3
75	KCTech Co., Ltd.	South Korea	Semiconductor,Computer hardware,Electronics	Patent: 3
76	Niko Semiconductor Co., Ltd.	Taiwan Province, China	Semiconductor,Integrated circuit,Package on package, ...[+2]	Patent: 3
77	Matsushita Electronics Corp.	Osaka, Japan	Electronics,Computer hardware,DVD player, ...[+2]	Patent: 3
78	STARTUP Agere Srl	Toscana, Italy	Precious metal,Mining engineering,Metal, ...[+2]	Patent: 3
79	Agere Systems LLC	Texas, United States	Semiconductor,Network processor,Vertical-cavity surface-emitting laser, ...[+2]	Patent: 3
80	Rockwell Scientific Co. LLC	California, United States	Image sensor,Electronics,Automation, ...[+2]	Patent: 3
81	Oriole, Inc.	FL, US		Patent: 3
82	Dynea Austria GmbH	Austria	Chemical engineering,Wood processing,Synthetic resin, ...[+1]	Patent: 3
83	Samsung Austin Semiconductor LLC	TX, US	Semiconductor,Dynamic random-access memory,Electronic component, ...[+2]	Patent: 3
84	Dynea Canada Ltd.	Canada	Overlay,Industrial engineering	Patent: 3
85	NXP USA, Inc.	Texas, United States	Semiconductor,Resistor,Electron, ...[+2]	Patent: 3
86	Shanghai Huahong Grace Semiconductor Manufacturing Corp.	Shanghai Shi, China	Foundry,Metal,Mining engineering, ...[+2]	Patent: 3
87	Akzo Nobel NV	Noord-Holland, Netherlands	Coating,Powder coating,Chemical engineering, ...[+2]	Patent: 2
88	Showa Denko K.K.	Chiba, Japan	Graphite,Materials science,Nanomaterials, ...[+2]	Patent: 2
89	Toyo Tire Corp.	Hyogo, Japan	Automotive engineering,Radial tire,Rubber material, ...[+2]	Patent: 2
90	Sumitomo Bakelite Co., Ltd.	Tokyo, Japan	Semiconductor,Materials science,Bakelite, ...[+2]	Patent: 2
91	Eternal Materials Co., Ltd.	Taiwan Province, China	Polyester resin,Chemical engineering,Photoresist, ...[+2]	Patent: 2
92	Hiyes International Co., Ltd.	Taiwan Province, China	Information technology management,Graphics processing unit,Advertising	Patent: 2
93	Mosaid Technologies, Inc.	Ontario, Canada	Intellectual property,Semiconductor,Software development, ...[+1]	Patent: 2
94	SilTerra Malaysia Sdn. Bhd.	Kedah, Malaysia	Semiconductor,Image sensor,Electronics, ...[+2]	Patent: 2
95	Hong Kong Applied Science & Technology Research Institute	Hong Kong SAR, China	Applied research,Market research,Industrial engineering, ...[+2]	Patent: 2
96	OnTrak Systems, Inc.	California, United States	Semiconductor,Wafer	Patent: 2
97	Advanced Chemical Systems International, Inc.	Wisconsin, United States	Polishing,Chemical engineering,Seasoning, ...[+2]	Patent: 2
98	Elf Atochem North America, Inc.	New York, United States	Chemical engineering,Chlorinated polyvinyl chloride,Benzyl chloride, ...[+2]	Patent: 2
99	Korea Institute of Ceramic Engineering & Technology	Gyeongsangnam-do, South Korea	Ceramic engineering,Social network	Patent: 2
100	Silecs Oy	Southern Finland, Finland	Semiconductor,Image sensor,Refractive index, ...[+2]	Patent: 2