With the analysis among 161 patents, we discovered top 36 key players by total patent application. Woodstream Corp., Walters Gardens, Inc., DDMotion are dominant in this area. They take 63.98% of the total patent filing.
Pennsylvania, United States
Patent: 56
Michigan, United States
Patent: 36
Colorado, United States
Patent: 4
Rhode Island, United States
Patent: 4
Shanxi Sheng, China
Patent: 4
California, United States
Patent: 2
Beijing Shi, China
Patent: 2
Arkansas, United States
Patent: 2
Ohio, United States
Patent: 2
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With the analysis among related 97 patents applied in the last 5 years. We discover 32 most active companies in this area. The fast-growing Walters Gardens, Inc., Woodstream Corp., DDMotion take 48.45% of patent filing during this period.
Michigan, United States
Patent: 22
Pennsylvania, United States
Patent: 14
Shanxi Sheng, China
Patent: 4
Beijing Shi, China
Patent: 3
Jiangsu Sheng, China
Patent: 3
Guangdong Sheng, China
Patent: 2
Shanxi Sheng, China
Patent: 2
Tianjin Shi, China
Patent: 2
Heilongjiang Sheng, China
Patent: 2
With the analysis among related 97 patents in last 5 years, we discover 29 new entrants. DDMotion, Shanxi Teboyou New Energy Technology Co., Ltd., Beihang University are the most active new entrants in this area.
Shanxi Sheng, China
Patent: 4
Beijing Shi, China
Patent: 3
Jiangsu Sheng, China
Patent: 3
Guangdong Sheng, China
Patent: 2
Shanxi Sheng, China
Patent: 2
Tianjin Shi, China
Patent: 2
Heilongjiang Sheng, China
Patent: 2
Hangzhou Lvtengluo Trading Co., Ltd.
Zhejiang Sheng, China
Patent: 2
Beijing Shi, China
Patent: 2
With the analysis among 30 patents, we discovered top 18 universities and scientific research institutions by total patent application. Beihang University, Nanjing University of Science & Technology, Dongguan University of Technology are dominant in this area. They take 30.00% of the total patent filing.
Beijing Shi, China
Patent: 3
Jiangsu Sheng, China
Patent: 3
Guangdong Sheng, China
Patent: 3
Jiangsu Sheng, China
Patent: 2
Shanxi Sheng, China
Patent: 2
Tianjin Shi, China
Patent: 2
Shaanxi Sheng, China
Patent: 1
Zhejiang Sheng, China
Patent: 1
Jiangxi Sheng, China
Patent: 1
Chiba-ken, Japan
Patent: 1