With the analysis among 6,188 patents, we discovered top 492 key players by total patent application. Matsushita Electronics Corp., DENSO Corp., State Grid Corp. of China are dominant in this area. They take 1.28% of the total patent filing.
Osaka-fu, Japan
Patent: 31
Aichi-ken, Japan
Patent: 24
Beijing Shi, China
Patent: 24
Guangdong Sheng, China
Patent: 20
Aichi-ken, Japan
Patent: 19
Guangdong Sheng, China
Patent: 13
Saitama-ken, Japan
Patent: 12
Baden-Württemberg, Germany
Patent: 11
Hunan Sheng, China
Patent: 11
With the analysis among 12 patents, we discovered top 8 start-ups by total patent application. Aisin KK, Desora, Inc., Mixergy Ltd. are active in this area.
Massachusetts, United States
Patent: 2
Jiangsu Sheng, China
Patent: 1
Shanghai Shi, China
Patent: 1
Zhejiang Sheng, China
Patent: 1
Zhejiang Sheng, China
Patent: 1
Guangdong Sheng, China
Patent: 1
With the analysis among related 5,065 patents applied in the last 5 years. We discover 500 most active companies in this area. The fast-growing Gree Electric Appliances, Inc. of Zhuhai, State Grid Corp. of China, DENSO Corp. take 0.75% of patent filing during this period.
Guangdong Sheng, China
Patent: 15
Beijing Shi, China
Patent: 13
Aichi-ken, Japan
Patent: 10
Sichuan Sheng, China
Patent: 9
Hunan Sheng, China
Patent: 8
Hubei Sheng, China
Patent: 8
Aichi-ken, Japan
Patent: 7
Saitama-ken, Japan
Patent: 7
Missouri, United States
Patent: 7
With the analysis among related 5,065 patents in last 5 years, we discover 457 new entrants. State Grid Hebei Electric Power Co., Xiamen Tiansan Semiconductor Co., Ltd., Suzhou Dexinmei Electronic Technology Co., Ltd. are the most active new entrants in this area.
Hubei Sheng, China
Patent: 8
Xiamen Tiansan Semiconductor Co., Ltd.
Fujian Sheng, China
Patent: 5
Jiangsu Sheng, China
Patent: 5
Guangdong Sheng, China
Patent: 5
Zhejiang Sheng, China
Patent: 4
Hunan Shengxin Technology Co., Ltd.
Hunan Sheng, China
Patent: 4
Guangxi Zhuangzu Zizhiqu, China
Patent: 4
Shanghai Shi, China
Patent: 4
Shanghai Shi, China
Patent: 4
Guangdong Sheng, China
Patent: 4
With the analysis among 568 patents, we discovered top 213 universities and scientific research institutions by total patent application. Sichuan University, Zhejiang University, Shandong University of Science & Technology are dominant in this area. They take 4.58% of the total patent filing.
Sichuan Sheng, China
Patent: 10
Zhejiang Sheng, China
Patent: 8
Shandong Sheng, China
Patent: 7
Sichuan Sheng, China
Patent: 4
Hubei Sheng, China
Patent: 4
Heilongjiang Sheng, China
Patent: 4
Sichuan Sheng, China
Patent: 4
Chongqing Shi, China
Patent: 4
Zhejiang Sheng, China
Patent: 4
Shanghai Shi, China
Patent: 3