With the analysis among 20,087 patents, we discovered top 486 key players by total patent application. Hitachi Ltd., Toyota Motor Corp., Toyota Industries Corp. are dominant in this area. They take 7.67% of the total patent filing.
Tokyo-to, Japan
Patent: 576
Tokyo-to, Japan
Patent: 548
Hyogo-ken, Japan
Patent: 416
Fukushima-ken, Japan
Patent: 358
Chiba-ken, Japan
Patent: 353
Tokyo-to, Japan
Patent: 320
Osaka-fu, Japan
Patent: 318
Aichi-ken, Japan
Patent: 316
Tokyo-to, Japan
Patent: 263
With the analysis among 134 patents, we discovered top 14 start-ups by total patent application. Aisin KK, Apex, Englishco LLC are active in this area.
Tokyo-to, Japan
Patent: 102
Utah, United States
Patent: 7
New York, United States
Patent: 5
Budapest, Hungary
Patent: 4
Hunan Sheng, China
Patent: 2
Shanghai Shi, China
Patent: 1
Texas, United States
Patent: 1
With the analysis among related 1,836 patents applied in the last 5 years. We discover 500 most active companies in this area. The fast-growing Hitachi Construction Machinery Co., Ltd., Hitachi Industrial Equipment Systems Co., Ltd., Gree Electric Appliances, Inc. of Zhuhai take 6.05% of patent filing during this period.
Tokyo-to, Japan
Patent: 41
Tokyo-to, Japan
Patent: 36
Guangdong Sheng, China
Patent: 34
Tokyo-to, Japan
Patent: 30
Tokyo-to, Japan
Patent: 26
Hyogo-ken, Japan
Patent: 24
Aichi-ken, Japan
Patent: 22
Jiangsu Sheng, China
Patent: 20
Tokyo-to, Japan
Patent: 19
Shaanxi Sheng, China
Patent: 16
With the analysis among related 1,836 patents in last 5 years, we discover 311 new entrants. EVAPCO, Inc., Bj Energy Solutions LLC, AUX Air Conditioner Co., Ltd. are the most active new entrants in this area.
Texas, United States
Patent: 7
Zhejiang Sheng, China
Patent: 7
Missouri, United States
Patent: 7
Anhui Sheng, China
Patent: 7
Tianjin Shi, China
Patent: 6
Zhejiang Sheng, China
Patent: 5
Nebraska, United States
Patent: 4
With the analysis among 506 patents, we discovered top 104 universities and scientific research institutions by total patent application. Xi'an Jiaotong University, Shanghai Jiao Tong University, South China University of Technology are dominant in this area. They take 11.26% of the total patent filing.
Shaanxi Sheng, China
Patent: 28
Shanghai Shi, China
Patent: 11
Guangdong Sheng, China
Patent: 11
Zhejiang Sheng, China
Patent: 10
Beijing Shi, China
Patent: 7
Chongqing Shi, China
Patent: 7
Shanghai Shi, China
Patent: 6
Shandong Sheng, China
Patent: 6
Heilongjiang Sheng, China
Patent: 6
Tianjin Shi, China
Patent: 6