With the analysis among 255 patents, we discovered top 70 key players by total patent application. Sumitomo Electric Industries Ltd., Sumitomo Electric Hardmetal Ltd., Sumitomo Chemical Co., Ltd. are dominant in this area. They take 33.73% of the total patent filing.
Osaka-fu, Japan
Patent: 34
Hokkaido, Japan
Patent: 29
Tokyo-to, Japan
Patent: 23
Chiba-ken, Japan
Patent: 15
Kyoto-fu, Japan
Patent: 12
Tokyo-to, Japan
Patent: 12
Chiba-ken, Japan
Patent: 6
With the analysis among 2 patents, we discovered top 2 start-ups by total patent application.
With the analysis among related 33 patents applied in the last 5 years. We discover 14 most active companies in this area. The fast-growing Sumitomo Electric Industries Ltd., Sumitomo Electric Hardmetal Ltd., JGC Catalysts & Chemicals Ltd. take 100.00% of patent filing during this period.
Osaka-fu, Japan
Patent: 18
Hokkaido, Japan
Patent: 11
Aichi-ken, Japan
Patent: 3
Chiba-ken, Japan
Patent: 1
With the analysis among related 33 patents in last 5 years, we discover 9 new entrants. JGC Catalysts & Chemicals Ltd., Pilot Corp., Pilot Ink Co., Ltd. are the most active new entrants in this area.
Aichi-ken, Japan
Patent: 3
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Patent: 1
Anhui Sheng, China
Patent: 1
With the analysis among 15 patents, we discovered top 3 universities and scientific research institutions by total patent application.
Miyagi-ken, Japan
Patent: 1
Iwate-ken, Japan
Patent: 1