With the analysis among 62 patents, we discovered top 29 key players by total patent application. ABB Technology AG, Honeywell International Technologies Ltd., Schweitzer Engineering Laboratories, Inc. are dominant in this area. They take 43.55% of the total patent filing.
ZURICH, Switzerland
Patent: 11
Honeywell International Technologies Ltd.
DUBLIN, Ireland
Patent: 10
Schweitzer Engineering Laboratories, Inc.
Washington, United States
Patent: 6
Hirschmann Automation & Control GmbH
Baden-Württemberg, Germany
Patent: 6
Hitachi Energy Switzerland AG
California, United States
Patent: 4
NARI Technology Co., Ltd.
Jiangsu Sheng, China
Patent: 3
Nanjing Zhongde Protection Control System Co. Ltd.
Jiangsu Sheng, China
Patent: 3
State Grid Corp. of China
Beijing Shi, China
Patent: 2
Zhejiang Electric Power Co., Ltd.
Zhejiang Sheng, China
Patent: 2
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With the analysis among related 30 patents applied in the last 5 years. We discover 12 most active companies in this area. The fast-growing Honeywell International Technologies Ltd., Schweitzer Engineering Laboratories, Inc., Cisco Technology, Inc. take 66.67% of patent filing during this period.
Honeywell International Technologies Ltd.
DUBLIN, Ireland
Patent: 10
Schweitzer Engineering Laboratories, Inc.
Washington, United States
Patent: 6
California, United States
Patent: 4
Xi'an Institute of Microelectronics Technology
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Patent: 2
Jiangsu Automation Research Institute
Communication and Signal Research Institute of China Academy of Railway Sciences Group Co., Ltd.
Beijing Shi, China
Patent: 1
China Railway Jianzhu Group Co., Ltd.
Beijing Shi, China
Patent: 1
Shenzhen Ailing Network Co., Ltd.
Guangdong Sheng, China
Patent: 1
Beijing Sixth Yusu Technology Co., Ltd.
Beijing Shi, China
Patent: 1
China Academy of Railway Sciences Group Co. Ltd.
Beijing Shi, China
Patent: 1
With the analysis among related 30 patents in last 5 years, we discover 12 new entrants. Honeywell International Technologies Ltd., Schweitzer Engineering Laboratories, Inc., Cisco Technology, Inc. are the most active new entrants in this area.
Honeywell International Technologies Ltd.
DUBLIN, Ireland
Patent: 10
Schweitzer Engineering Laboratories, Inc.
Washington, United States
Patent: 6
California, United States
Patent: 4
Xi'an Institute of Microelectronics Technology
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Patent: 2
Jiangsu Automation Research Institute
Communication and Signal Research Institute of China Academy of Railway Sciences Group Co., Ltd.
Beijing Shi, China
Patent: 1
China Railway Jianzhu Group Co., Ltd.
Beijing Shi, China
Patent: 1
Shenzhen Ailing Network Co., Ltd.
Guangdong Sheng, China
Patent: 1
Beijing Sixth Yusu Technology Co., Ltd.
Beijing Shi, China
Patent: 1
China Academy of Railway Sciences Group Co. Ltd.
Beijing Shi, China
Patent: 1
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