With the analysis among 486 patents, we discovered top 150 key players by total patent application. Matsushita Electronics Corp., General Electric Co., QUALCOMM, Inc. are dominant in this area. They take 10.49% of the total patent filing.
Osaka-fu, Japan
Patent: 18
Massachusetts, United States
Patent: 17
California, United States
Patent: 16
Tokyo-to, Japan
Patent: 16
Tokyo-to, Japan
Patent: 15
Wisconsin, United States
Patent: 15
Georgia, United States
Patent: 15
Bayern, Germany
Patent: 13
Tokyo-to, Japan
Patent: 12
Tokyo-to, Japan
Patent: 11
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With the analysis among related 23 patents applied in the last 5 years. We discover 23 most active companies in this area. The fast-growing Dolby International AB, Tangshan Zhaolan Marine Technology Co., Ltd., Zhejiang Electric Power Co., Ltd. take 34.78% of patent filing during this period.
Noord-Holland, Netherlands
Patent: 4
Hebei Sheng, China
Patent: 3
Zhejiang Sheng, China
Patent: 1
Liaoning Sheng, China
Patent: 1
Shanghai Shi, China
Patent: 1
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Patent: 1
Fujian Sheng, China
Patent: 1
Beijing Shi, China
Patent: 1
Beijing Shi, China
Patent: 1
Beijing Shi, China
Patent: 1
With the analysis among related 23 patents in last 5 years, we discover 21 new entrants. Tangshan Zhaolan Marine Technology Co., Ltd., Zhejiang Electric Power Co., Ltd., Mei Tan Ke Xue Yan Jiu Zong Yuan Fu Shun Fen Yuan are the most active new entrants in this area.
Hebei Sheng, China
Patent: 3
Zhejiang Sheng, China
Patent: 1
Liaoning Sheng, China
Patent: 1
Shanghai Shi, China
Patent: 1
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Patent: 1
Fujian Sheng, China
Patent: 1
Beijing Shi, China
Patent: 1
Beijing Shi, China
Patent: 1
Beijing Shi, China
Patent: 1
Liaoning Sheng, China
Patent: 1
With the analysis among 61 patents, we discovered top 27 universities and scientific research institutions by total patent application. Xidian University, The Trustees of Columbia University in The City of New York, Central South University are dominant in this area. They take 27.87% of the total patent filing.
Shaanxi Sheng, China
Patent: 7
New York, United States
Patent: 6
Hunan Sheng, China
Patent: 4
Sichuan Sheng, China
Patent: 3
Shaanxi Sheng, China
Patent: 3
Beijing Shi, China
Patent: 2
Sichuan Sheng, China
Patent: 2
Guangdong Sheng, China
Patent: 1
Shanghai Shi, China
Patent: 1