With the analysis among 33,315 patents, we discovered top 468 key players by total patent application. Sony Group Corp., Matsushita Electronics Corp., Samsung Electronics Co., Ltd. are dominant in this area. They take 29.30% of the total patent filing.
Tokyo-to, Japan
Patent: 4,491
Osaka-fu, Japan
Patent: 3,127
California, United States
Patent: 1,953
Tokyo-to, Japan
Patent: 1,838
Toyama-ken, Japan
Patent: 1,766
Osaka-fu, Japan
Patent: 1,359
Fukushima-ken, Japan
Patent: 1,236
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With the analysis among related 125 patents applied in the last 5 years. We discover 66 most active companies in this area. The fast-growing JVCKenwood Corp., Sharp Corp., Memory-Tech Holdings, Inc. take 24.80% of patent filing during this period.
Kanagawa-ken, Japan
Patent: 19
Toyama-ken, Japan
Patent: 6
Zhejiang Sheng, China
Patent: 4
Hunan Saiwei Zhensheng Technology Co., Ltd.
Hunan Sheng, China
Patent: 3
Taiwan Province, China
Patent: 3
Zhejiang Sheng, China
Patent: 3
BRISTOL, United Kingdom
Patent: 2
Guangdong Sheng, China
Patent: 2
With the analysis among related 125 patents in last 5 years, we discover 44 new entrants. Hunan Saiwei Zhensheng Technology Co., Ltd., Enpei Audio Equipment (Shanghai) Co., Ltd., Shenzhen Tiandao Rixin Technology Co., Ltd. are the most active new entrants in this area.
Hunan Saiwei Zhensheng Technology Co., Ltd.
Hunan Sheng, China
Patent: 3
Shanghai Shi, China
Patent: 2
Guangdong Sheng, China
Patent: 2
BRISTOL, United Kingdom
Patent: 2
Guangdong Sheng, China
Patent: 2
Shaanxi Sheng, China
Patent: 2
New York, United States
Patent: 2
Virginia, United States
Patent: 2
Beijing Shi, China
Patent: 2
With the analysis among 251 patents, we discovered top 46 universities and scientific research institutions by total patent application. Kyoto University, National Chiao Tung University, Tsinghua University are dominant in this area. They take 33.86% of the total patent filing.
Kyoto-fu, Japan
Patent: 12
Taiwan Province, China
Patent: 7
Beijing Shi, China
Patent: 7
Miyagi-ken, Japan
Patent: 5
Taiwan Province, China
Patent: 5
Taiwan Province, China
Patent: 5
Taiwan Province, China
Patent: 4
Taiwan Province, China
Patent: 4
Shanghai Shi, China
Patent: 4