With the analysis among 160,811 patents, we discovered top 475 key players by total patent application. Matsushita Electronics Corp., Hitachi Ltd., TOSHIBA Corp. are dominant in this area. They take 6.91% of the total patent filing.
Osaka-fu, Japan
Patent: 3,998
Tokyo-to, Japan
Patent: 3,664
Tokyo-to, Japan
Patent: 3,448
Tokyo-to, Japan
Patent: 3,245
Tokyo-to, Japan
Patent: 3,007
Tokyo-to, Japan
Patent: 2,350
Nagano-ken, Japan
Patent: 2,094
Toyama-ken, Japan
Patent: 2,075
Tokyo-to, Japan
Patent: 1,908
Tokyo-to, Japan
Patent: 1,834
With the analysis among 874 patents, we discovered top 161 start-ups by total patent application. Solarlytics, Inc., Aisin KK, Alpha Ring International Ltd. are active in this area.
California, United States
Patent: 74
Tokyo-to, Japan
Patent: 57
California, United States
Patent: 44
NEWFOUNDLAND, Canada
Patent: 39
Tokyo-to, Japan
Patent: 33
Tokyo-to, Japan
Patent: 27
California, United States
Patent: 23
Vaud, Switzerland
Patent: 20
With the analysis among related 20,972 patents applied in the last 5 years. We discover 500 most active companies in this area. The fast-growing State Grid Corp. of China, Shanghai Bixiufu Enterprise Management Co Ltd, BOE Technology Group Co., Ltd. take 4.54% of patent filing during this period.
Beijing Shi, China
Patent: 392
Shanghai Shi, China
Patent: 286
Beijing Shi, China
Patent: 275
Sichuan Sheng, China
Patent: 213
Shaanxi Sheng, China
Patent: 179
Beijing Shi, China
Patent: 158
Beijing Shi, China
Patent: 139
Zhejiang Sheng, China
Patent: 119
Beijing Shi, China
Patent: 117
Shaanxi Sheng, China
Patent: 115
With the analysis among related 20,972 patents in last 5 years, we discover 51 new entrants. Shanghai Bixiufu Enterprise Management Co Ltd, Guangdong Power Grid Co. Ltd., Zhongshan Coret Photoelectric Technology Co., Ltd. are the most active new entrants in this area.
Shanghai Shi, China
Patent: 286
Guangdong Sheng, China
Patent: 48
Guangdong Sheng, China
Patent: 37
Anhui Sheng, China
Patent: 27
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Patent: 20
Aichi-ken, Japan
Patent: 15
Hebei Sheng, China
Patent: 14
Anhui Sheng, China
Patent: 13
Sichuan Sheng, China
Patent: 13
With the analysis among 28,143 patents, we discovered top 319 universities and scientific research institutions by total patent application. University of Electronic Science & Technology of China, Tsinghua University, Xi'an Jiaotong University are dominant in this area. They take 5.56% of the total patent filing.
Sichuan Sheng, China
Patent: 550
Beijing Shi, China
Patent: 513
Shaanxi Sheng, China
Patent: 334
Massachusetts, United States
Patent: 293
Zhejiang Sheng, China
Patent: 291
Beijing Shi, China
Patent: 286
Jiangsu Sheng, China
Patent: 246
Guangdong Sheng, China
Patent: 242
Shaanxi Sheng, China
Patent: 234
Chongqing Shi, China
Patent: 203