With the analysis among 50,780 patents, we discovered top 472 key players by total patent application. Toyota Motor Corp., Robert Bosch GmbH, Robert Bosch Corp. are dominant in this area. They take 4.33% of the total patent filing.
With the analysis among related 14,569 patents applied in the last 5 years. We discover 500 most active companies in this area. The fast-growing Toyota Motor Corp., DAIKIN INDUSTRIES Ltd., Daikin Airconditioning France SAS take 1.69% of patent filing during this period.
With the analysis among related 14,569 patents in last 5 years, we discover 147 new entrants. Hangzhou Oxygen Plant Group Co., Ltd., China Ship Scientific Research Center, Hongyunhonghe Tobacco (Group) Co. Ltd. are the most active new entrants in this area.
With the analysis among 3,603 patents, we discovered top 325 universities and scientific research institutions by total patent application. Zhejiang University, Tianjin University of Commerce, Zhejiang University of Technology are dominant in this area. They take 5.38% of the total patent filing.