With the analysis among 238 patents, we discovered top 37 key players by total patent application. L'Air Liquide SA, Evonik Degussa Japan Co., Ltd., Versum Materials US LLC are dominant in this area. They take 47.90% of the total patent filing.
Evonik Degussa Japan Co., Ltd.
Tokyo-to, Japan
Patent: 40
Pennsylvania, United States
Patent: 22
California, United States
Patent: 18
Nordrhein-Westfalen, Germany
Patent: 9
California, United States
Patent: 8
New Jersey, United States
Patent: 7
Air Liquide Advanced Materials, Inc,
Texas, United States
Patent: 7
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With the analysis among related 53 patents applied in the last 5 years. We discover 21 most active companies in this area. The fast-growing L'Air Liquide SA, Tokyo Electron Ltd., Versum Materials US LLC take 39.62% of patent filing during this period.
Pennsylvania, United States
Patent: 5
Taiwan Province, China
Patent: 5
Zhejiang Britech Co. Ltd.
Zhejiang Sheng, China
Patent: 4
Luoyang Zhonggui High-Tech Co., Ltd.
Henan Sheng, China
Patent: 3
China Non-Ferrous Engineering Co. Ltd.
Beijing Shi, China
Patent: 3
With the analysis among related 53 patents in last 5 years, we discover 16 new entrants. Pentapro Materials, Inc., Linde GmbH, Zhejiang Britech Co. Ltd. are the most active new entrants in this area.
Taiwan Province, China
Patent: 5
Zhejiang Britech Co. Ltd.
Zhejiang Sheng, China
Patent: 4
Luoyang Zhonggui High-Tech Co., Ltd.
Henan Sheng, China
Patent: 3
China Non-Ferrous Engineering Co. Ltd.
Beijing Shi, China
Patent: 3
China ENFI Engineering Corp.
Beijing Shi, China
Patent: 3
Taiwan Semiconductor Manufacturing Co., Ltd.
Taiwan Province, China
Patent: 2
Tianjin Lvling Gas Co., Ltd.
Tianjin Shi, China
Patent: 2
Qinghai Subsilicon Material Engineering Technology Co., Ltd.
Qinghai Sheng, China
Patent: 1
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