With the analysis among 875 patents, we discovered top 241 key players by total patent application. Kennametal, Inc., NGK Insulators, Ltd., Sumitomo Electric Industries Ltd. are dominant in this area. They take 14.40% of the total patent filing.
Pennsylvania, United States
Patent: 46
Aichi-ken, Japan
Patent: 43
Osaka-fu, Japan
Patent: 37
Kanagawa-ken, Japan
Patent: 24
Tokyo-to, Japan
Patent: 23
Nordrhein-Westfalen, Germany
Patent: 18
Taiwan Province, China
Patent: 15
With the analysis among 2 patents, we discovered top 2 start-ups by total patent application.
With the analysis among related 106 patents applied in the last 5 years. We discover 64 most active companies in this area. The fast-growing Nikkiso Co., Ltd., Shanghai Institute of Ceramics, Chinese Academy of Sciences, Saint-Gobain Isover G+H AG take 16.04% of patent filing during this period.
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Patent: 6
Nordrhein-Westfalen, Germany
Patent: 5
Guangdong Sheng, China
Patent: 4
Fujian Sheng, China
Patent: 3
With the analysis among related 106 patents in last 5 years, we discover 49 new entrants. Nikkiso Co., Ltd., Appotronics Corp. Ltd., Advantest Corp. are the most active new entrants in this area.
Guangdong Sheng, China
Patent: 4
Fujian Sheng, China
Patent: 3
Kansas, United States
Patent: 2
California, United States
Patent: 2
Jiangxi Sheng, China
Patent: 2
California, United States
Patent: 2
With the analysis among 93 patents, we discovered top 17 universities and scientific research institutions by total patent application. Tokyo Institute of Technology, University of Science & Technology Beijing, Shanghai Institute of Optics & Fine Mechanics are dominant in this area. They take 27.96% of the total patent filing.
Tokyo Institute of Technology
Beijing Shi, China
Patent: 3
Shanghai Shi, China
Patent: 3
Shanghai Shi, China
Patent: 3
Miyagi-ken, Japan
Patent: 2
Sichuan Sheng, China
Patent: 2
Hubei Sheng, China
Patent: 2
Shandong Sheng, China
Patent: 2
Liaoning Sheng, China
Patent: 2