With the analysis among 4,121 patents, we discovered top 454 key players by total patent application. Rohm & Haas Co., Sumitomo Chemical Co., Ltd., Imperial Chemical Industries Ltd. are dominant in this area. They take 19.68% of the total patent filing.
Pennsylvania, United States
Patent: 359
Tokyo-to, Japan
Patent: 234
United Kingdom
Patent: 218
Delaware, United States
Patent: 120
Noord-Holland, Netherlands
Patent: 116
Tokyo-to, Japan
Patent: 97
Tokyo-to, Japan
Patent: 90
Ohio, United States
Patent: 90
Illinois, United States
Patent: 88
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With the analysis among related 196 patents applied in the last 5 years. We discover 46 most active companies in this area. The fast-growing Kao Corp., PPG Industries Ohio, Inc., PRC-DeSoto International, Inc. take 39.80% of patent filing during this period.
Tokyo-to, Japan
Patent: 35
Ohio, United States
Patent: 27
California, United States
Patent: 16
Rohm & Haas Electronic Materials LLC
Massachusetts, United States
Patent: 11
New Jersey, United States
Patent: 9
Hunan Sheng, China
Patent: 6
California, United States
Patent: 5
With the analysis among related 196 patents in last 5 years, we discover 25 new entrants. PRC-DeSoto International, Inc., Hunan Bojun Biopharmaceutical Co., Ltd., Mandom Corp. are the most active new entrants in this area.
California, United States
Patent: 16
Hunan Sheng, China
Patent: 6
Chiba-ken, Japan
Patent: 3
Shandong Sheng, China
Patent: 3
Hunan Sheng, China
Patent: 2
Hunan Sheng, China
Patent: 2
Shanghai Shi, China
Patent: 1
Shanxi Sheng, China
Patent: 1
With the analysis among 85 patents, we discovered top 17 universities and scientific research institutions by total patent application. Nihon University, Sinopec Research Institute of Petroleum Processing, University of Leeds are dominant in this area. They take 34.12% of the total patent filing.
Beijing Shi, China
Patent: 6
LEEDS, United Kingdom
Patent: 3
Jilin Sheng, China
Patent: 3
Kanagawa-ken, Japan
Patent: 2
Hunan Sheng, China
Patent: 2
Shanghai Shi, China
Patent: 1