With the analysis among 97,741 patents, we discovered top 474 key players by total patent application. Panasonic Holdings Corp., Matsushita Electronics Corp., Toyota Motor Corp. are dominant in this area. They take 4.14% of the total patent filing.
With the analysis among related 16,391 patents applied in the last 5 years. We discover 500 most active companies in this area. The fast-growing NHK Spring Co., Ltd., Sumitomo Electric, Sumitomo Electric Industries Ltd. take 1.92% of patent filing during this period.
With the analysis among related 16,391 patents in last 5 years, we discover 123 new entrants. Gold Mantis Hardcover Technology (Suzhou) Co., Ltd., Guangdong Power Grid Co. Ltd., Multimatic, Inc. are the most active new entrants in this area.
With the analysis among 3,495 patents, we discovered top 364 universities and scientific research institutions by total patent application. Jilin University, Changzhou University, Tongji University are dominant in this area. They take 2.92% of the total patent filing.