With the analysis among 65,835 patents, we discovered top 473 key players by total patent application. SANYO Electric Co., Ltd., Mitsubishi Electric Engineering Co., Ltd., Hitachi Ltd. are dominant in this area. They take 5.41% of the total patent filing.
With the analysis among related 17,538 patents applied in the last 5 years. We discover 500 most active companies in this area. The fast-growing Hyundai Motor Co., Ltd., Kia Corp., LG Electronics, Inc. take 4.15% of patent filing during this period.
With the analysis among related 17,538 patents in last 5 years, we discover 97 new entrants. Ember Technologies, Inc., Chart Energy & Chemicals, Inc., King Abdullah University of Science & Technology are the most active new entrants in this area.
With the analysis among 4,455 patents, we discovered top 303 universities and scientific research institutions by total patent application. Xi'an Polytechnic University, Tianjin University of Commerce, Xi'an Jiaotong University are dominant in this area. They take 15.11% of the total patent filing.