With the analysis among 702 patents, we discovered top 486 key players by total patent application. China Railway First Survey & Design Institute Group Co., Ltd., Tianjin Dongfanglong Photoelectric Measurement and Control Technology Co., Ltd., Shaoxing Leisite Optical Instrument Co.,Ltd. are dominant in this area. They take 2.56% of the total patent filing.
Shaanxi Sheng, China
Patent: 6
Tianjin Shi, China
Patent: 6
Zhejiang Sheng, China
Patent: 6
Tianjin Shi, China
Patent: 6
Indiana, United States
Patent: 5
Zhejiang Sheng, China
Patent: 5
Guilin Zhiji Measuring Tool Co., Ltd.
Guangxi Zhuangzu Zizhiqu, China
Patent: 5
Kanagawa-ken, Japan
Patent: 4
Shandong Sheng, China
Patent: 4
Connecticut, United States
Patent: 3
No data, please try another search term
With the analysis among related 825 patents applied in the last 5 years. We discover 500 most active companies in this area. The fast-growing Instytut Kolejnictwa, Yaolin Medical Technology Service (Tianjin) Co., Ltd., Tianjin Dongfanglong Photoelectric Measurement and Control Technology Co., Ltd. take 2.55% of patent filing during this period.
Tianjin Shi, China
Patent: 6
Tianjin Shi, China
Patent: 6
Zhejiang Sheng, China
Patent: 6
Zhejiang Sheng, China
Patent: 5
Indiana, United States
Patent: 5
Guilin Zhiji Measuring Tool Co., Ltd.
Guangxi Zhuangzu Zizhiqu, China
Patent: 5
Shandong Sheng, China
Patent: 4
Guangdong Sheng, China
Patent: 3
Henan Sheng, China
Patent: 3
With the analysis among related 825 patents in last 5 years, we discover 494 new entrants. Instytut Kolejnictwa, Yaolin Medical Technology Service (Tianjin) Co., Ltd., Tianjin Dongfanglong Photoelectric Measurement and Control Technology Co., Ltd. are the most active new entrants in this area.
Tianjin Shi, China
Patent: 6
Tianjin Shi, China
Patent: 6
Zhejiang Sheng, China
Patent: 6
Zhejiang Sheng, China
Patent: 5
Indiana, United States
Patent: 5
Guilin Zhiji Measuring Tool Co., Ltd.
Guangxi Zhuangzu Zizhiqu, China
Patent: 5
Shandong Sheng, China
Patent: 4
Guangdong Sheng, China
Patent: 3
Henan Sheng, China
Patent: 3
With the analysis among 93 patents, we discovered top 36 universities and scientific research institutions by total patent application. Shandong University of Science & Technology, Xi'an Jiaotong University, University of Science & Technology Beijing are dominant in this area. They take 15.05% of the total patent filing.
Shandong Sheng, China
Patent: 3
Shaanxi Sheng, China
Patent: 2
Beijing Shi, China
Patent: 2
Hubei Sheng, China
Patent: 2
Shanghai Shi, China
Patent: 1
Shanxi Sheng, China
Patent: 1
Hubei Sheng, China
Patent: 1
Anhui Sheng, China
Patent: 1
Shaanxi Sheng, China
Patent: 1
Jiangsu Sheng, China
Patent: 1