With the analysis among 1,176 patents, we discovered top 322 key players by total patent application. Matsushita Electronics Corp., SANYO Electric Co., Ltd., Sumitomo Metal Mining Co. Ltd. are dominant in this area. They take 17.77% of the total patent filing.
Osaka-fu, Japan
Patent: 87
California, United States
Patent: 79
Tokyo-to, Japan
Patent: 43
Gansu Sheng, China
Patent: 40
Hubei Sheng, China
Patent: 31
Jiangsu Sheng, China
Patent: 30
Guangdong Sheng, China
Patent: 28
Beijing Shi, China
Patent: 26
Kyoto-fu, Japan
Patent: 21
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With the analysis among related 545 patents applied in the last 5 years. We discover 266 most active companies in this area. The fast-growing Jinchuan Group Co., Ltd., GEM (Jiangsu) Cobalt Industry Co., Ltd., Jing Men Shi Ge Lin Mei Xin Cai Liao You Xian Gong Si take 14.68% of patent filing during this period.
Gansu Sheng, China
Patent: 31
Jiangsu Sheng, China
Patent: 25
Hubei Sheng, China
Patent: 24
Guangdong Sheng, China
Patent: 22
Gansu Sheng, China
Patent: 18
Beijing Shi, China
Patent: 16
Hunan Sheng, China
Patent: 15
Guangdong Sheng, China
Patent: 15
Hubei Sheng, China
Patent: 12
Tokyo-to, Japan
Patent: 11
With the analysis among related 545 patents in last 5 years, we discover 198 new entrants. Hunan Bangpu Recycling Technology Co., Ltd., Guangdong Bangpu Recycling Technology Co., Ltd., Gem & Ecopro Co., Ltd. are the most active new entrants in this area.
Hunan Sheng, China
Patent: 15
Guangdong Sheng, China
Patent: 15
Hubei Sheng, China
Patent: 12
Hunan Sheng, China
Patent: 8
Beijing Shi, China
Patent: 8
Liaoning Sheng, China
Patent: 7
Guangdong Sheng, China
Patent: 7
Kanagawa-ken, Japan
Patent: 7
Kanagawa-ken, Japan
Patent: 6
With the analysis among 375 patents, we discovered top 137 universities and scientific research institutions by total patent application. Central South University, Zhejiang University, Jiangsu University are dominant in this area. They take 9.07% of the total patent filing.
Hunan Sheng, China
Patent: 13
Zhejiang Sheng, China
Patent: 12
Jiangsu Sheng, China
Patent: 9
Jilin Sheng, China
Patent: 8
Guangdong Sheng, China
Patent: 7
Anhui Sheng, China
Patent: 7
Shanghai Shi, China
Patent: 7
Kanagawa-ken, Japan
Patent: 6
Tianjin Shi, China
Patent: 6
Shanghai Shi, China
Patent: 5