Top 20 Key Players companies in Wafer by Most Patent Citation in the China in 2019 – Discovery

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1	Vanguard International Semiconductor Corp.	Taiwan Province, China	Semiconductor,Integrated circuit,Electronic component, ...[+1]	patent citation: 24
2	ChangXin Memory Technologies, Inc.	Anhui Sheng, China	Tariff	patent citation: 18
3	Advanced Chip Engineering Technology, Inc.	Taiwan Province, China	Semiconductor,Wafer-level packaging,Burn-in, ...[+1]	patent citation: 14
4	Xiamen San'an Optoelectronics Co., Ltd.	Fujian Sheng, China	Semiconductor,Microprocessor,Capacitor, ...[+2]	patent citation: 13
5	United Microelectronics Corp.	Taiwan Province, China	Semiconductor,Electronics,CMOS, ...[+2]	patent citation: 11
6	Semiconductor Manufacturing International	Shanghai Shi, China	Semiconductor,Computer hardware,Integrated circuit, ...[+2]	patent citation: 11
7	Sino IC Technology Co. Ltd.	Shanghai Shi, China	Integrated circuit,Industrial production,Nondestructive testing, ...[+2]	patent citation: 9
8	Zen Voce Corp.	Taiwan Province, China	Semiconductor,Electronic component,Computer hardware, ...[+2]	patent citation: 7
9	Lattice Power (Jiangxi) Corp.	Jiangxi Sheng, China	Semiconductor,Silicon,Epitaxy, ...[+2]	patent citation: 4
10	Beijing SuperPix Micro Technology Co., Ltd.	Beijing Shi, China	Computer hardware,Image sensor,Electronics, ...[+2]	patent citation: 3
11	Chengdu Advanced Power Semiconductor Co. Ltd.	China	Electronic component	patent citation: 3
12	Hitech Semiconductor (Wuxi) Co. Ltd.	Fujian Sheng, China	Integrated circuit,Semiconductor device fabrication,Semiconductor	patent citation: 3
13	BOE Technology Group Co., Ltd.	Beijing Shi, China	Production line,Electronic visual display,Semiconductor, ...[+2]	patent citation: 2
14	Chunghwa Precision Test Tech Co., Ltd.	Taiwan Province, China	Semiconductor,Printed circuit board,Electronic component, ...[+2]	patent citation: 2
15	Boe Innovation Investment Co. Ltd.	Beijing Shi, China	Intelligent interface,Semiconductor,Internet of Things, ...[+2]	patent citation: 2
16	Beijing NAURA Microelectronics Equipment Co., Ltd.	Beijing Shi, China	Computer hardware,Electronics,Etching, ...[+2]	patent citation: 2
17	Beijing U-PRECISION TECH Co., Ltd.	Beijing Shi, China	Semiconductor,Electronic component	patent citation: 2
18	Xiamen San'an Integrated Circuit Co., Ltd.	Fujian Sheng, China	Information technology consulting,Semiconductor,Gallium arsenide, ...[+2]	patent citation: 2
19	Kingmax Semiconductor, Inc.	Taiwan Province, China		patent citation: 2
20	Diodes Taiwan, Inc.	Taiwan Province, China	Semiconductor,Electronic component	patent citation: 2