With the analysis among 252 patents, we discovered top 201 key players by total patent application. Zhejiang Haosheng Elevator Guide Co. Ltd., Hangzhou Kangfenwei Technology Co., Ltd., Murphy Ladder, LLC are dominant in this area. They take 5.16% of the total patent filing.
Zhejiang Sheng, China
Patent: 5
Zhejiang Sheng, China
Patent: 4
Utah, United States
Patent: 4
Pennsylvania, United States
Patent: 4
Ohio, United States
Patent: 3
Ohio, United States
Patent: 3
Shandong Sheng, China
Patent: 3
Shanghai Shi, China
Patent: 3
Shaanxi Sheng, China
Patent: 3
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With the analysis among related 243 patents applied in the last 5 years. We discover 173 most active companies in this area. The fast-growing Zhejiang Haosheng Elevator Guide Co. Ltd., Murphy Ladder, LLC, Hangzhou Kangfenwei Technology Co., Ltd. take 5.35% of patent filing during this period.
Zhejiang Sheng, China
Patent: 5
Utah, United States
Patent: 4
Zhejiang Sheng, China
Patent: 4
Pennsylvania, United States
Patent: 4
Shaanxi Sheng, China
Patent: 3
Shandong Sheng, China
Patent: 3
Shanghai Shi, China
Patent: 3
California, United States
Patent: 2
With the analysis among related 243 patents in last 5 years, we discover 171 new entrants. Zhejiang Haosheng Elevator Guide Co. Ltd., Murphy Ladder, LLC, Hangzhou Kangfenwei Technology Co., Ltd. are the most active new entrants in this area.
Zhejiang Sheng, China
Patent: 5
Utah, United States
Patent: 4
Zhejiang Sheng, China
Patent: 4
Pennsylvania, United States
Patent: 4
Shaanxi Sheng, China
Patent: 3
Shandong Sheng, China
Patent: 3
Shanghai Shi, China
Patent: 3
California, United States
Patent: 2
With the analysis among 17 patents, we discovered top 8 universities and scientific research institutions by total patent application. Zhejiang University, Hangzhou Dianzi University, Dalian Jiaotong University are dominant in this area. They take 29.41% of the total patent filing.
Zhejiang Sheng, China
Patent: 2
Zhejiang Sheng, China
Patent: 1
Liaoning Sheng, China
Patent: 1
Shandong Sheng, China
Patent: 1
Shandong Sheng, China
Patent: 1
Hubei Sheng, China
Patent: 1
Henan Sheng, China
Patent: 1
Zhengzhou Railway Vocational & Technical College
Henan Sheng, China
Patent: 1