With the analysis among 14,611 patents, we discovered top 484 key players by total patent application. LG Electronics, Inc., SANYO Electric Co., Ltd., Guangdong Meizhi Compressor Ltd. are dominant in this area. They take 22.98% of the total patent filing.
California, United States
Patent: 1,137
Guangdong Meizhi Compressor Ltd.
Guangdong Sheng, China
Patent: 1,072
Mitsubishi Electric Corp.
Tokyo-to, Japan
Patent: 850
Matsushita Electronics Corp.
Osaka-fu, Japan
Patent: 811
Matsushita Refrigeration Co.
Osaka-fu, Japan
Patent: 759
Osaka-fu, Japan
Patent: 756
Tokyo-to, Japan
Patent: 624
Samsung Electronics Co., Ltd.
Tokyo-to, Japan
Patent: 512
With the analysis among 12 patents, we discovered top 5 start-ups by total patent application. Hancock Medical, Inc., Aisin KK, Englishco LLC are active in this area.
California, United States
Patent: 5
New York, United States
Patent: 2
Nevada, United States
Patent: 1
With the analysis among related 1,370 patents applied in the last 5 years. We discover 157 most active companies in this area. The fast-growing LG Electronics, Inc., Guangdong Meizhi Compressor Ltd., Gree Electric Appliances, Inc. of Zhuhai take 31.02% of patent filing during this period.
Guangdong Meizhi Compressor Ltd.
Guangdong Sheng, China
Patent: 125
Gree Electric Appliances, Inc. of Zhuhai
Guangdong Sheng, China
Patent: 87
Mitsubishi Electric Corp.
Tokyo-to, Japan
Patent: 71
Guangdong Meizhi Precision Manufacturing Co., Ltd.
Guangdong Sheng, China
Patent: 69
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Patent: 68
Kanagawa-ken, Japan
Patent: 66
Shanghai Highly Electric Co., Ltd.
Shanghai Shi, China
Patent: 63
Zhuhai Landa Compressor Co., Ltd.
Guangdong Sheng, China
Patent: 53
Osaka-fu, Japan
Patent: 52
With the analysis among related 1,370 patents in last 5 years, we discover 97 new entrants. Huangshi Dongbei Compressor Co., Ltd., Nuovo Pignone Tecnologie Srl, Shenzhen Invic Precision Machinery Technology Co., Ltd. are the most active new entrants in this area.
Huangshi Dongbei Compressor Co., Ltd.
Hubei Sheng, China
Patent: 20
Nuovo Pignone Tecnologie Srl
FLORENCE, Italy
Patent: 17
Shenzhen Invic Precision Machinery Technology Co., Ltd.
Guangdong Sheng, China
Patent: 5
Qingdao Hisense Hitachi Air Conditioning Systems Co. Ltd.
Shandong Sheng, China
Patent: 5
TCL Ruizhi (Huizhou) Refrigeration Equipment Co., Ltd.
Guangdong Sheng, China
Patent: 5
Guangdong Welling Auto Parts Co., Ltd.
Guangdong Sheng, China
Patent: 5
Haier Smart Home Co., Ltd.
Shandong Sheng, China
Patent: 4
Delaware, United States
Patent: 4
Shanghai Ershuang Technology Development Co., Ltd.
Shanghai Shi, China
Patent: 3
With the analysis among 141 patents, we discovered top 23 universities and scientific research institutions by total patent application. Xi'an Jiaotong University, Tianjin University of Commerce, Guangxi University are dominant in this area. They take 46.10% of the total patent filing.
Xi'an Jiaotong University
Shaanxi Sheng, China
Patent: 26
Tianjin University of Commerce
Tianjin Shi, China
Patent: 23
Guangxi Zhuangzu Zizhiqu, China
Patent: 16
Guangdong Sheng, China
Patent: 12
Nanyang Technological University
Central Region, Singapore
Patent: 3
Universiti Teknologi Malaysia
University of Shanghai for Science & Technology
Shanghai Shi, China
Patent: 3
Nanjing University of Aeronautics & Astronautics
Jiangsu Sheng, China
Patent: 3
Beijing University of Chemical Technology
Beijing Shi, China
Patent: 2
Guangdong University of Technology
Guangdong Sheng, China
Patent: 2