Top 20 Key Players companies in CMP by Most Patent Citation in the Japan in 2022 – Discovery

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1	JSR Corp.	Tokyo, Japan	Synthetic rubber,Natural rubber,Elastomer, ...[+2]	patent citation: 1,009
2	FUJIFILM Corp.	Tokyo, Japan	Photography,Medical imaging,Computer hardware, ...[+2]	patent citation: 348
3	STARTUP KIOXIA Corp.	Tokyo, Japan	Computer hardware,Solid-state,Flash memory, ...[+2]	patent citation: 335
4	TOSHIBA Corp.	Tokyo, Japan	Semiconductor,Computer hardware,Electronics, ...[+2]	patent citation: 238
5	Showa Denko Materials Co., Ltd.	Tokyo, Japan	Semiconductor,Carbon product,Efficient energy use, ...[+2]	patent citation: 211
6	Ebara Corp.	Tokyo, Japan	Vacuum pump,Manufacturing engineering,Turbine, ...[+2]	patent citation: 167
7	Rogers-INOAC Corp.	Aichi, Japan		patent citation: 82
8	Renesas Electronics Corp.	Tokyo, Japan	Semiconductor,Microcontroller,Electronics, ...[+2]	patent citation: 79
9	INOAC Corp.	Aichi, Japan	Polystyrene,Industrial engineering,Prosthesis, ...[+2]	patent citation: 53
10	NEC Electronics Corp.	Kanagawa, Japan	Electronics,Computer hardware,Semiconductor, ...[+2]	patent citation: 43
11	SUMCO Corp.	Tokyo, Japan	Semiconductor,Wafer,Silicon, ...[+2]	patent citation: 19
12	AGC	Tokyo, Japan	Fluorine,Glazing,Chemical engineering, ...[+2]	patent citation: 14
13	Elpida Memory, Inc.	Tokyo, Japan	Semiconductor,Dynamic random-access memory,Resistor, ...[+2]	patent citation: 14
14	Asahi Fiber Glass Co., Ltd.	Tokyo, Japan	Glass wool,Thermal insulation,Fiber, ...[+2]	patent citation: 14
15	Sony Group Corp.	Tokyo, Japan	Computer hardware,Software,Music, ...[+2]	patent citation: 12
16	The Kansai Electric Power Co., Inc.	Osaka, Japan	Telecommunications,Energy management,Electric utility, ...[+2]	patent citation: 10
17	Central Research Institute of Electric Power Industry	Kanagawa, Japan	Electric power industry,Technology transfer	patent citation: 10
18	AGC Seimi Chemical Co. Ltd.	Kanagawa, Japan	Organic electronics,Chemical engineering	patent citation: 10
19	Fujitsu Semiconductor Ltd.	Kanagawa, Japan	Semiconductor,Electronic component,Microcontroller, ...[+2]	patent citation: 9
20	Nikon Corp.	Tokyo, Japan	Microscope,Photography,Motion capture, ...[+2]	patent citation: 7