Top 20 Key Players companies in CMP by Most Patent Citation in the China in 2020 – Discovery

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1	ProMOS Technologies, Inc.	Taiwan Province, China	Semiconductor,Double data rate,Electronic component, ...[+2]	patent citation: 149
2	Winbond Electronics Corp.	Taiwan Province, China	Flash memory,Electronics,Computer hardware, ...[+2]	patent citation: 71
3	Vanguard International Semiconductor Corp.	Taiwan Province, China	Semiconductor,Integrated circuit,Electronic component, ...[+1]	patent citation: 67
4	United Microelectronics Corp.	Taiwan Province, China	Semiconductor,Electronics,CMOS, ...[+2]	patent citation: 47
5	Macronix International Co., Ltd.	Taiwan Province, China	Semiconductor,Read-only memory,Non-volatile memory, ...[+2]	patent citation: 44
6	Semiconductor Manufacturing International	Shanghai Shi, China	Semiconductor,Computer hardware,Integrated circuit, ...[+2]	patent citation: 35
7	CMC Materials Taiwan Co., Ltd.	Taiwan Province, China	Slurry,Liquid-crystal display,Semiconductor, ...[+2]	patent citation: 14
8	Shanghai Huali Microelectronics Corp.	Shandong Sheng, China	Microelectronics,Tariff,Food industry	patent citation: 12
9	Hiyes International Co., Ltd.	Taiwan Province, China	Information technology management,Graphics processing unit,Advertising	patent citation: 6
10	Eternal Materials Co., Ltd.	Taiwan Province, China	Polyester resin,Chemical engineering,Photoresist, ...[+2]	patent citation: 4
11	Laserwort Ltd.	Hong Kong SAR, China		patent citation: 4
12	Hong Kong Applied Science & Technology Research Institute	Hong Kong SAR, China	Applied research,Market research,Industrial engineering, ...[+2]	patent citation: 2
13	Beijing Tongmei Xtal Technology	China		patent citation: 1
14	Nanya Technology Corp.	Taiwan Province, China	Semiconductor,Product design,Industrial engineering, ...[+2]	patent citation: 0
15	Niko Semiconductor Co., Ltd.	Taiwan Province, China	Semiconductor,Integrated circuit,Package on package, ...[+2]	patent citation: 0
16	Beijing NAURA Microelectronics Equipment Co., Ltd.	Beijing Shi, China	Computer hardware,Electronics,Etching, ...[+2]	patent citation: 0
17	Institute of Microelectronics of Chinese Academy of Sciences	Beijing Shi, China	Microelectronics,Chemical engineering,Electronics, ...[+2]	patent citation: 0
18	ChangXin Memory Technologies, Inc.	Anhui Sheng, China	Tariff	patent citation: 0
19	Shanghai Huahong Grace Semiconductor Manufacturing Corp.	Shanghai Shi, China	Foundry,Metal,Mining engineering, ...[+2]	patent citation: 0
20	CSMC Technologies Fab 1 Co., Ltd.	Jiangsu Sheng, China		patent citation: 0