With the analysis among 1,241 patents, we discovered top 267 key players by total patent application. TOSHIBA Corp., Koninklijke Philips NV, RCA Corp. are dominant in this area. They take 18.53% of the total patent filing.
Tokyo-to, Japan
Patent: 90
Noord-Holland, Netherlands
Patent: 79
California, United States
Patent: 61
Kyoto-fu, Japan
Patent: 47
Shizuoka-ken, Japan
Patent: 44
Tokyo-to, Japan
Patent: 40
Tokyo-to, Japan
Patent: 39
Osaka-fu, Japan
Patent: 32
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With the analysis among related 45 patents applied in the last 5 years. We discover 28 most active companies in this area. The fast-growing North Night Vision Technology Co. Ltd., Toshiba Electron Tubes & Devices Co., Ltd., Guizhou Jinhang Electronics Co., Ltd. take 31.11% of patent filing during this period.
Yunnan Sheng, China
Patent: 5
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Patent: 5
Guizhou Jinhang Electronics Co., Ltd.
Guizhou Sheng, China
Patent: 4
Kunming Kunke Measurement and Control Technology Co., Ltd.
Yunnan Sheng, China
Patent: 3
Shanghai Shi, China
Patent: 2
Guangdong Sheng, China
Patent: 2
Guangdong Sheng, China
Patent: 2
Zhejiang Sheng, China
Patent: 1
Beijing Shi, China
Patent: 1
Liaoning Sheng, China
Patent: 1
With the analysis among related 45 patents in last 5 years, we discover 22 new entrants. North Night Vision Technology Co. Ltd., Guizhou Jinhang Electronics Co., Ltd., Kunming Kunke Measurement and Control Technology Co., Ltd. are the most active new entrants in this area.
Yunnan Sheng, China
Patent: 5
Guizhou Jinhang Electronics Co., Ltd.
Guizhou Sheng, China
Patent: 4
Kunming Kunke Measurement and Control Technology Co., Ltd.
Yunnan Sheng, China
Patent: 3
Shanghai Shi, China
Patent: 2
Zhejiang Sheng, China
Patent: 1
Beijing Shi, China
Patent: 1
Liaoning Sheng, China
Patent: 1
Jiangsu Night Vision Photoelectric Technology Co., Ltd.
Jiangsu Sheng, China
Patent: 1
Hubei Sheng, China
Patent: 1
Anhui Sheng, China
Patent: 1
With the analysis among 43 patents, we discovered top 17 universities and scientific research institutions by total patent application. Hefei University of Technology, Shenzhen University, Xi'an Institute of Optics & Precision Mechanics of Cas are dominant in this area. They take 27.91% of the total patent filing.
Anhui Sheng, China
Patent: 3
Guangdong Sheng, China
Patent: 3
California, United States
Patent: 1
Shanghai Shi, China
Patent: 1
Beijing Shi, China
Patent: 1
Hubei Sheng, China
Patent: 1
Shanghai Shi, China
Patent: 1
Anhui Sheng, China
Patent: 1
Anhui Sheng, China
Patent: 1