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.
China Railway First Survey & Design Institute Group Co., Ltd.
Shaanxi Sheng, China
Patent: 6
Tianjin Dongfanglong Photoelectric Measurement and Control Technology Co., Ltd.
Tianjin Shi, China
Patent: 6
Shaoxing Leisite Optical Instrument Co.,Ltd.
Zhejiang Sheng, China
Patent: 6
Yaolin Medical Technology Service (Tianjin) Co., Ltd.
Tianjin Shi, China
Patent: 6
Urschel Laboratories, Inc.
Indiana, United States
Patent: 5
Yuyao Henghui Instrument Co., Ltd.
Zhejiang Sheng, China
Patent: 5
Guilin Zhiji Measuring Tool Co., Ltd.
Guangxi Zhuangzu Zizhiqu, China
Patent: 5
Kanagawa-ken, Japan
Patent: 4
Qingdao Keao Instrument Manufacturing Co., Ltd.
Shandong Sheng, China
Patent: 4
Connecticut, United States
Patent: 3
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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.
Yaolin Medical Technology Service (Tianjin) Co., Ltd.
Tianjin Shi, China
Patent: 6
Tianjin Dongfanglong Photoelectric Measurement and Control Technology Co., Ltd.
Tianjin Shi, China
Patent: 6
Shaoxing Leisite Optical Instrument Co.,Ltd.
Zhejiang Sheng, China
Patent: 6
Yuyao Henghui Instrument Co., Ltd.
Zhejiang Sheng, China
Patent: 5
Urschel Laboratories, Inc.
Indiana, United States
Patent: 5
Guilin Zhiji Measuring Tool Co., Ltd.
Guangxi Zhuangzu Zizhiqu, China
Patent: 5
Qingdao Keao Instrument Manufacturing Co., Ltd.
Shandong Sheng, China
Patent: 4
China Railway First Bureau Group (Guangzhou) Construction Engineering Co., Ltd.
Guangdong Sheng, China
Patent: 3
Luo Yang Hui Gong Da Xing Zhou Cheng Zhi Zao You Xian Gong Si
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.
Yaolin Medical Technology Service (Tianjin) Co., Ltd.
Tianjin Shi, China
Patent: 6
Tianjin Dongfanglong Photoelectric Measurement and Control Technology Co., Ltd.
Tianjin Shi, China
Patent: 6
Shaoxing Leisite Optical Instrument Co.,Ltd.
Zhejiang Sheng, China
Patent: 6
Yuyao Henghui Instrument Co., Ltd.
Zhejiang Sheng, China
Patent: 5
Urschel Laboratories, Inc.
Indiana, United States
Patent: 5
Guilin Zhiji Measuring Tool Co., Ltd.
Guangxi Zhuangzu Zizhiqu, China
Patent: 5
Qingdao Keao Instrument Manufacturing Co., Ltd.
Shandong Sheng, China
Patent: 4
China Railway First Bureau Group (Guangzhou) Construction Engineering Co., Ltd.
Guangdong Sheng, China
Patent: 3
Luo Yang Hui Gong Da Xing Zhou Cheng Zhi Zao You Xian Gong Si
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 University of Science & Technology
Shandong Sheng, China
Patent: 3
Xi'an Jiaotong University
Shaanxi Sheng, China
Patent: 2
University of Science & Technology Beijing
Beijing Shi, China
Patent: 2
China University of Geosciences Beijing
Hubei Sheng, China
Patent: 2
Shanghai Shi, China
Patent: 1
Taiyuan University of Technology
Shanxi Sheng, China
Patent: 1
Wuhan University of Technology
Hubei Sheng, China
Patent: 1
Anhui University of Technology
Anhui Sheng, China
Patent: 1
Shaanxi Sheng, China
Patent: 1
Nanjing University of Science & Technology
Jiangsu Sheng, China
Patent: 1