With the analysis among 14,856 patents, we discovered top 495 key players by total patent application. Aiphone Co., Ltd., Matsushita Electronics Corp., Matsushita Electric Works Co. Ltd. are dominant in this area. They take 16.07% of the total patent filing.
Aichi-ken, Japan
Patent: 1,407
Osaka-fu, Japan
Patent: 546
Osaka-fu, Japan
Patent: 422
Toyama-ken, Japan
Patent: 105
Tokyo-to, Japan
Patent: 100
Tokyo-to, Japan
Patent: 86
Tokyo-to, Japan
Patent: 86
Hessen, Germany
Patent: 77
Beijing Shi, China
Patent: 66
With the analysis among 125 patents, we discovered top 37 start-ups by total patent application. Fengyu Keji, Shuguo, Shanghai United Imaging Healthcare Co., Ltd. are active in this area.
Shaanxi Sheng, China
Patent: 31
Shanghai Shi, China
Patent: 15
Shanghai Shi, China
Patent: 7
California, United States
Patent: 7
Taiwan Province, China
Patent: 7
Audfly Technology (Suzhou) Co., Ltd.
Jiangsu Sheng, China
Patent: 6
Beijing Shi, China
Patent: 5
Washington, United States
Patent: 4
Beijing Shi, China
Patent: 3
Beijing Shi, China
Patent: 3
With the analysis among related 6,696 patents applied in the last 5 years. We discover 500 most active companies in this area. The fast-growing Panasonic Intellectual Property Management Co. Ltd., Aiphone Co., Ltd., Huawei Technologies Co., Ltd. take 5.66% of patent filing during this period.
Osaka-fu, Japan
Patent: 193
Aichi-ken, Japan
Patent: 140
Guangdong Sheng, China
Patent: 46
Fujian Sheng, China
Patent: 29
Fujian Sheng, China
Patent: 29
Fujian Sheng, China
Patent: 26
Fujian Sheng, China
Patent: 25
Nordrhein-Westfalen, Germany
Patent: 25
Fujian Sheng, China
Patent: 25
Guangdong Sheng, China
Patent: 25
With the analysis among related 6,696 patents in last 5 years, we discover 349 new entrants. Fujian Jiteng Electronics Co., Ltd., Fujian Crony Electronics Co., Ltd., Guangzhou Huiruistone Technology Co., Ltd. are the most active new entrants in this area.
Fujian Sheng, China
Patent: 26
Fujian Sheng, China
Patent: 25
Guangdong Sheng, China
Patent: 25
Guangdong Sheng, China
Patent: 19
Fujian Sheng, China
Patent: 19
Guangdong Sheng, China
Patent: 18
Guangdong Sheng, China
Patent: 17
Fujian Sheng, China
Patent: 17
Fujian Sheng, China
Patent: 15
Fujian Sheng, China
Patent: 13
With the analysis among 591 patents, we discovered top 180 universities and scientific research institutions by total patent application. Xi'an University of Science & Technology, Northeast Petroleum University, China University of Mining & Technology are dominant in this area. They take 5.92% of the total patent filing.
Shaanxi Sheng, China
Patent: 11
Heilongjiang Sheng, China
Patent: 10
Jiangsu Sheng, China
Patent: 7
Fujian Sheng, China
Patent: 6
Shandong Sheng, China
Patent: 6
Guangdong Sheng, China
Patent: 5
Zhejiang Sheng, China
Patent: 4
Guizhou Sheng, China
Patent: 4
Jiangsu Sheng, China
Patent: 4
Hubei Sheng, China
Patent: 3