With the analysis among 935 patents, we discovered top 342 key players by total patent application. Nissan Motor Co., Ltd., Noise Cancellation Technologies, Inc., Hitachi Ltd. are dominant in this area. They take 16.04% of the total patent filing.
Fukushima-ken, Japan
Patent: 89
Connecticut, United States
Patent: 31
Tokyo-to, Japan
Patent: 30
Osaka-fu, Japan
Patent: 18
Massachusetts, United States
Patent: 17
Tokyo-to, Japan
Patent: 15
Tokyo-to, Japan
Patent: 15
New York, United States
Patent: 13
With the analysis among 5 patents, we discovered top 4 start-ups by total patent application. Beijing Baidu Netcom Science & Technology Co., Ltd., Beijing AncSonic Technology Co. Ltd., Shenzhen Youjie Zhixin Technology Co., Ltd. are active in this area.
Beijing Shi, China
Patent: 2
Beijing Shi, China
Patent: 1
Guangdong Sheng, China
Patent: 1
With the analysis among related 331 patents applied in the last 5 years. We discover 224 most active companies in this area. The fast-growing Bose Corp., Silentium Ltd., Mingshi Electronic Enterprise Co., Ltd take 9.97% of patent filing during this period.
Massachusetts, United States
Patent: 15
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Patent: 9
Jiangsu Sheng, China
Patent: 5
Beijing Shi, China
Patent: 4
California, United States
Patent: 4
Zhongke Shangsheng (Suzhou) Electronics Co., Ltd.
Jiangsu Sheng, China
Patent: 4
Shanghai Shi, China
Patent: 4
Jilin Sheng, China
Patent: 4
With the analysis among related 331 patents in last 5 years, we discover 193 new entrants. Mingshi Electronic Enterprise Co., Ltd, Jiangnan University, Beijing Anshenghaolang Technology Co., Ltd. are the most active new entrants in this area.
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Patent: 9
Jiangsu Sheng, China
Patent: 5
Beijing Shi, China
Patent: 4
California, United States
Patent: 4
Zhongke Shangsheng (Suzhou) Electronics Co., Ltd.
Jiangsu Sheng, China
Patent: 4
Shanghai Shi, China
Patent: 4
Texas, United States
Patent: 3
California, United States
Patent: 3
California, United States
Patent: 3
With the analysis among 169 patents, we discovered top 77 universities and scientific research institutions by total patent application. Jilin University, Jiangnan University, Washington University in St. Louis are dominant in this area. They take 14.20% of the total patent filing.
Jilin Sheng, China
Patent: 5
Jiangsu Sheng, China
Patent: 5
Missouri, United States
Patent: 4
Guangdong Sheng, China
Patent: 4
Guangxi Zhuangzu Zizhiqu, China
Patent: 4
Heilongjiang Sheng, China
Patent: 4
Beijing Shi, China
Patent: 3
Shaanxi Sheng, China
Patent: 3
Jiangsu Sheng, China
Patent: 3