With the analysis among 564 patents, we discovered top 119 key players by total patent application. Nissan Motor Co., Ltd., Harman Becker Automotive Systems GmbH, Honda Motor Co., Ltd. are dominant in this area. They take 16.49% of the total patent filing.
Fukushima-ken, Japan
Patent: 30
Harman Becker Automotive Systems GmbH
Tokyo-to, Japan
Patent: 25
United Technologies Corp.
Connecticut, United States
Patent: 25
Siemens VDO Automotive Corp.
Michigan, United States
Patent: 25
Tokyo-to, Japan
Patent: 24
Harman International Industries, Inc.
Connecticut, United States
Patent: 24
Matsushita Electronics Corp.
Osaka-fu, Japan
Patent: 23
California, United States
Patent: 17
Tokyo-to, Japan
Patent: 17
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With the analysis among related 177 patents applied in the last 5 years. We discover 58 most active companies in this area. The fast-growing Kansai University, Alps Alpine Co., Ltd., Alpine Electronics, Inc. take 41.24% of patent filing during this period.
Osaka-fu, Japan
Patent: 33
Tokyo-to, Japan
Patent: 24
Tokyo-to, Japan
Patent: 16
Osaka-fu, Japan
Patent: 12
Xi'an Aikete Acoustic Technology Co., Ltd.
Shaanxi Sheng, China
Patent: 11
Jiangsu Sheng, China
Patent: 8
Beijing Yusheng Technology Co., Ltd.
Beijing Shi, China
Patent: 8
Harman International Industries, Inc.
Connecticut, United States
Patent: 7
Chung Yuan Christian University
Taiwan Province, China
Patent: 6
Chongqing University of Posts and Telecommunications
Chongqing Shi, China
Patent: 5
With the analysis among related 177 patents in last 5 years, we discover 45 new entrants. Kansai University, Alps Alpine Co., Ltd., Nitto Denko Corp. are the most active new entrants in this area.
Osaka-fu, Japan
Patent: 33
Tokyo-to, Japan
Patent: 24
Osaka-fu, Japan
Patent: 12
Jiangsu Sheng, China
Patent: 8
Beijing Yusheng Technology Co., Ltd.
Beijing Shi, China
Patent: 8
Chung Yuan Christian University
Taiwan Province, China
Patent: 6
Chongqing University of Posts and Telecommunications
Chongqing Shi, China
Patent: 5
ZURICH, Switzerland
Patent: 5
Texas, United States
Patent: 5
Nanjing Nanda Electronic Intelligent Service Robot Research Institute Co., Ltd.
Jiangsu Sheng, China
Patent: 4
With the analysis among 145 patents, we discovered top 39 universities and scientific research institutions by total patent application. Kansai University, Nanjing University, Jiangnan University are dominant in this area. They take 40.00% of the total patent filing.
Osaka-fu, Japan
Patent: 33
Jiangsu Sheng, China
Patent: 10
Jiangsu Sheng, China
Patent: 8
University of Cincinnati Physicians Co. LLC
Ohio, United States
Patent: 7
Chung Yuan Christian University
Taiwan Province, China
Patent: 6
Chongqing University of Posts and Telecommunications
Chongqing Shi, China
Patent: 5
University of Electronic Science & Technology of China
Sichuan Sheng, China
Patent: 4
Harbin University of Science & Technology
Heilongjiang Sheng, China
Patent: 4
Korea Advanced Institute of Science & Technology
Jilin Sheng, China
Patent: 3