With the analysis among 608 patents, we discovered top 143 key players by total patent application. Sony Group Corp., Matsushita Electronics Corp., Victor Company of Japan Ltd. are dominant in this area. They take 19.08% of the total patent filing.
Tokyo-to, Japan
Patent: 41
Osaka-fu, Japan
Patent: 40
Kanagawa-ken, Japan
Patent: 35
Tokyo-to, Japan
Patent: 30
Tokyo-to, Japan
Patent: 20
Taiwan Province, China
Patent: 17
California, United States
Patent: 17
Fukushima-ken, Japan
Patent: 12
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With the analysis among related 17 patents applied in the last 5 years. We discover 8 most active companies in this area. The fast-growing MPO International SA, STAEDTLER Mars GmbH & Co. KG, Lovelychee Technology (Beijing) Co., Ltd. take 47.06% of patent filing during this period.
Lovelychee Technology (Beijing) Co., Ltd.
Beijing Shi, China
Patent: 1
Shandong Sheng, China
Patent: 1
Kanagawa-ken, Japan
Patent: 1
Beijing Shi, China
Patent: 1
Shaanxi Sheng, China
Patent: 1
With the analysis among related 17 patents in last 5 years, we discover 5 new entrants. MPO International SA, Lovelychee Technology (Beijing) Co., Ltd., Sinopec Corp. Shengli Oilfield Branch Exploration and Development Research Institute are the most active new entrants in this area.
Lovelychee Technology (Beijing) Co., Ltd.
Beijing Shi, China
Patent: 1
Shandong Sheng, China
Patent: 1
Kanagawa-ken, Japan
Patent: 1
Shaanxi Sheng, China
Patent: 1
With the analysis among 18 patents, we discovered top 5 universities and scientific research institutions by total patent application. King's College London, Kumamoto University, Nanjing University of Science & Technology are dominant in this area. They take 38.89% of the total patent filing.
Kumamoto-ken, Japan
Patent: 2
Jiangsu Sheng, China
Patent: 1
Guangdong Sheng, China
Patent: 1
Zhejiang Sheng, China
Patent: 1