With the analysis among 5,332 patents, we discovered top 480 key players by total patent application. Koninklijke Philips NV, RCA Corp., Siemens AG are dominant in this area. They take 7.88% of the total patent filing.
Noord-Holland, Netherlands
Patent: 164
California, United States
Patent: 145
Bayern, Germany
Patent: 111
United Kingdom
Patent: 108
Toshiba Lighting & Technology Corp.
Kanagawa-ken, Japan
Patent: 88
Tokyo-to, Japan
Patent: 86
Mitsubishi Electric Corp.
Tokyo-to, Japan
Patent: 76
Tokyo-to, Japan
Patent: 73
Matsushita Electronics Corp.
Osaka-fu, Japan
Patent: 73
Sansha Electric Manufacturing Co., Ltd.
Osaka-fu, Japan
Patent: 67
With the analysis among 12 patents, we discovered top 3 start-ups by total patent application.
New York, United States
Patent: 7
Lansus Technologies, Inc.
Guangdong Sheng, China
Patent: 4
With the analysis among related 415 patents applied in the last 5 years. We discover 252 most active companies in this area. The fast-growing Murata Manufacturing Co. Ltd., GlobalFoundries U.S., Inc., State Grid Corp. of China take 10.12% of patent filing during this period.
Murata Manufacturing Co. Ltd.
Kyoto-fu, Japan
Patent: 23
GlobalFoundries U.S., Inc.
California, United States
Patent: 11
State Grid Corp. of China
Beijing Shi, China
Patent: 8
Olympus Winter & Ibe GmbH
Hamburg, Germany
Patent: 6
China Railway Electrification Bureau (Group) Co., Ltd.
Beijing Shi, China
Patent: 4
Beijing Guodian Longyuan Environmental Engineering Co., Ltd.
Beijing Shi, China
Patent: 4
Zhu Hai Si Ba Ke Dian Zi She Bei You Xian Gong Si
Guangdong Sheng, China
Patent: 4
Lansus Technologies, Inc.
Guangdong Sheng, China
Patent: 4
Baden-Württemberg, Germany
Patent: 4
With the analysis among related 415 patents in last 5 years, we discover 189 new entrants. GlobalFoundries U.S., Inc., Beijing Guodian Longyuan Environmental Engineering Co., Ltd., China Railway Electrification Bureau (Group) Co., Ltd. are the most active new entrants in this area.
GlobalFoundries U.S., Inc.
California, United States
Patent: 11
Beijing Guodian Longyuan Environmental Engineering Co., Ltd.
Beijing Shi, China
Patent: 4
China Railway Electrification Bureau (Group) Co., Ltd.
Beijing Shi, China
Patent: 4
Lansus Technologies, Inc.
Guangdong Sheng, China
Patent: 4
Xinquancheng Engineering Construction Project Consulting Management Co., Ltd.
Shaanxi Sheng, China
Patent: 3
Shanghai Jiao Tong University
Shanghai Shi, China
Patent: 3
Jiangsu Sheng, China
Patent: 3
Pennsylvania, United States
Patent: 3
Guangdong Midea Refrigeration Equipment Co., Ltd.
Guangdong Sheng, China
Patent: 3
Hunan Zhongyuan Technology Co., Ltd.
Hunan Sheng, China
Patent: 2
With the analysis among 264 patents, we discovered top 56 universities and scientific research institutions by total patent application. Tiangong University, Railway Technical Research Institute, Tsinghua University are dominant in this area. They take 8.33% of the total patent filing.
Tianjin Shi, China
Patent: 6
Railway Technical Research Institute
Beijing Shi, China
Patent: 4
Institute of Electrical Engineering, Chinese Academy of Sciences
Shanghai Shi, China
Patent: 3
Shanghai Jiao Tong University
Shanghai Shi, China
Patent: 3
Huazhong University of Science & Technology
Hubei Sheng, China
Patent: 3
Jiangsu Sheng, China
Patent: 3
Southwest Jiaotong University
Sichuan Sheng, China
Patent: 3
Shenyang Polytechnic University
Liaoning Sheng, China
Patent: 3