With the analysis among 45 patents, we discovered top 43 key players by total patent application. Hefei Swan Refrigerator Technology Co. Ltd., Xi'an Siming Refrigeration Equipment Engineering Co., Ltd., Hitachi Ltd. are dominant in this area. They take 13.33% of the total patent filing.
Anhui Sheng, China
Patent: 3
Shaanxi Sheng, China
Patent: 2
Shiga-ken, Japan
Patent: 1
Shandong Sheng, China
Patent: 1
Pennsylvania, United States
Patent: 1
California, United States
Patent: 1
Jiangsu Sheng, China
Patent: 1
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With the analysis among related 43 patents applied in the last 5 years. We discover 36 most active companies in this area. The fast-growing Xi'an Siming Refrigeration Equipment Engineering Co., Ltd., Qinghai Upper Yellow River Hydropower Development Co., Ltd. New Energy Branch, Yancheng Yizhi Auto Accessories Co., Ltd. take 9.30% of patent filing during this period.
Shaanxi Sheng, China
Patent: 2
Qinghai Sheng, China
Patent: 1
Jiangsu Sheng, China
Patent: 1
Shandong Sheng, China
Patent: 1
Shandong Yingzhi Ranjie Installation Engineering Co., Ltd.
Shandong Sheng, China
Patent: 1
Jiangsu Sheng, China
Patent: 1
Shandong Sheng, China
Patent: 1
Zhejiang Sheng, China
Patent: 1
Shandong Sheng, China
Patent: 1
Guangdong Sheng, China
Patent: 1
With the analysis among related 43 patents in last 5 years, we discover 35 new entrants. Xi'an Siming Refrigeration Equipment Engineering Co., Ltd., Qinghai Upper Yellow River Hydropower Development Co., Ltd. New Energy Branch, Yancheng Yizhi Auto Accessories Co., Ltd. are the most active new entrants in this area.
Shaanxi Sheng, China
Patent: 2
Qinghai Sheng, China
Patent: 1
Jiangsu Sheng, China
Patent: 1
Shandong Sheng, China
Patent: 1
Shandong Yingzhi Ranjie Installation Engineering Co., Ltd.
Shandong Sheng, China
Patent: 1
Jiangsu Sheng, China
Patent: 1
Shandong Sheng, China
Patent: 1
Zhejiang Sheng, China
Patent: 1
Shandong Sheng, China
Patent: 1
Guangdong Sheng, China
Patent: 1
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