With the analysis among 152 patents, we discovered top 94 key players by total patent application. NEC Corp., Perkin Elmer YH, Taiyo Yuden Co., Ltd. are dominant in this area. They take 12.50% of the total patent filing.
Tokyo-to, Japan
Patent: 10
Massachusetts, United States
Patent: 4
Gansu Sheng, China
Patent: 3
Rheinland-Pfalz, Germany
Patent: 3
Antwerpen, Belgium
Patent: 2
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With the analysis among related 2 patents applied in the last 5 years. We discover 4 most active companies in this area. The fast-growing PetroChina Co., Ltd., Daqing Oilfield Co., Ltd., Chengdu HomeSafe Technology Co., Ltd. take 150.00% of patent filing during this period.
Beijing Shi, China
Patent: 1
Heilongjiang Sheng, China
Patent: 1
Sichuan Sheng, China
Patent: 1
Heilongjiang Sheng, China
Patent: 1
With the analysis among related 2 patents in last 5 years, we discover 4 new entrants. PetroChina Co., Ltd., Daqing Oilfield Co., Ltd., Chengdu HomeSafe Technology Co., Ltd. are the most active new entrants in this area.
Beijing Shi, China
Patent: 1
Heilongjiang Sheng, China
Patent: 1
Sichuan Sheng, China
Patent: 1
Heilongjiang Sheng, China
Patent: 1
With the analysis among 7 patents, we discovered top 1 universities and scientific research institutions by total patent application.
Beijing Shi, China
Patent: 1