With the analysis among 44 patents, we discovered top 42 key players by total patent application. PetroChina Co., Ltd., China National Offshore Oil Corp., Smith International Canada Ltd. are dominant in this area. They take 13.64% of the total patent filing.
Beijing Shi, China
Patent: 2
China National Offshore Oil Corp.
Beijing Shi, China
Patent: 2
Smith International Canada Ltd.
Tianjin Shi, China
Patent: 2
Sichuan Chuanshi Diamond Bit Co., Ltd.
Sichuan Sheng, China
Patent: 2
China National Petroleum Corp.
Beijing Shi, China
Patent: 1
Zhe Jiang Jiao Gong Lu Qiao Jian She You Xian Gong Si
Zhejiang Sheng, China
Patent: 1
Zhejiang Communications Construction Group Co., Ltd.
Zhejiang Sheng, China
Patent: 1
Shanghai Construction No.5 (Group) Co., Ltd.
Shanghai Shi, China
Patent: 1
China Second Metallurgical Group Corp. Ltd.
Nei Mongol Zizhiqu, China
Patent: 1
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With the analysis among related 35 patents applied in the last 5 years. We discover 29 most active companies in this area. The fast-growing Suzhou Xunda Mould Co., Ltd., Kunshan Jinzhi Steel Structure Engineering Co., Ltd., Zhenjiang Huayi Machinery Co., Ltd. take 8.57% of patent filing during this period.
Suzhou Xunda Mould Co., Ltd.
Jiangsu Sheng, China
Patent: 1
Kunshan Jinzhi Steel Structure Engineering Co., Ltd.
Jiangsu Sheng, China
Patent: 1
Zhenjiang Huayi Machinery Co., Ltd.
Jiangsu Sheng, China
Patent: 1
Jiangsu Pinnuo Machine Tool Co., Ltd.
Jiangsu Sheng, China
Patent: 1
Zhangjiagang Kangda Medical Technology Co., Ltd.
Jiangsu Sheng, China
Patent: 1
Dongying Henglicheng Precision Metal Co., Ltd.
Shandong Sheng, China
Patent: 1
Zhejiang Communications Construction Group Co., Ltd.
Zhejiang Sheng, China
Patent: 1
Xinyu Siyin Trading Co., Ltd
Jiangxi Sheng, China
Patent: 1
Huizhou Yuansenda Hardware & Plastic Co., Ltd.
Guangdong Sheng, China
Patent: 1
Jiangsu Hejinghui Metal Materials Co., Ltd
Jiangsu Sheng, China
Patent: 1
With the analysis among related 35 patents in last 5 years, we discover 29 new entrants. Suzhou Xunda Mould Co., Ltd., Kunshan Jinzhi Steel Structure Engineering Co., Ltd., Zhenjiang Huayi Machinery Co., Ltd. are the most active new entrants in this area.
Suzhou Xunda Mould Co., Ltd.
Jiangsu Sheng, China
Patent: 1
Kunshan Jinzhi Steel Structure Engineering Co., Ltd.
Jiangsu Sheng, China
Patent: 1
Zhenjiang Huayi Machinery Co., Ltd.
Jiangsu Sheng, China
Patent: 1
Jiangsu Pinnuo Machine Tool Co., Ltd.
Jiangsu Sheng, China
Patent: 1
Zhangjiagang Kangda Medical Technology Co., Ltd.
Jiangsu Sheng, China
Patent: 1
Dongying Henglicheng Precision Metal Co., Ltd.
Shandong Sheng, China
Patent: 1
Zhejiang Communications Construction Group Co., Ltd.
Zhejiang Sheng, China
Patent: 1
Xinyu Siyin Trading Co., Ltd
Jiangxi Sheng, China
Patent: 1
Huizhou Yuansenda Hardware & Plastic Co., Ltd.
Guangdong Sheng, China
Patent: 1
Jiangsu Hejinghui Metal Materials Co., Ltd
Jiangsu Sheng, China
Patent: 1
With the analysis among 8 patents, we discovered top 5 universities and scientific research institutions by total patent application. China Petroleum University Beijing, Central South University, South China Normal University are dominant in this area. They take 75.00% of the total patent filing.
China Petroleum University Beijing
Beijing Shi, China
Patent: 2
Hunan Sheng, China
Patent: 1
South China Normal University
Guangdong Sheng, China
Patent: 1
Kunming University of Science & Technology
Yunnan Sheng, China
Patent: 1
China University of Geosciences Beijing
Hubei Sheng, China
Patent: 1