With the analysis among 36 patents, we discovered top 18 key players by total patent application. Ciba-Geigy AG, Dai Nippon Toryo Co., Ltd., Denka Corp. are dominant in this area. They take 38.89% of the total patent filing.
New York, United States
Patent: 3
Taiwan Province, China
Patent: 2
Guangdong Sheng, China
Patent: 2
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With the analysis among related 3 patents applied in the last 5 years. We discover 2 most active companies in this area.
Guangdong Sheng, China
Patent: 2
Shandong Sheng, China
Patent: 1
With the analysis among related 3 patents in last 5 years, we discover 2 new entrants.
Guangdong Sheng, China
Patent: 2
Shandong Sheng, China
Patent: 1
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