With the analysis among 20,702 patents, we discovered top 468 key players by total patent application. Canon, Inc., Ricoh Co., Ltd., TOSHIBA Corp. are dominant in this area. They take 5.36% of the total patent filing.
With the analysis among related 7,763 patents applied in the last 5 years. We discover 500 most active companies in this area. The fast-growing Xi'an Jiaotong University, Gree Electric Appliances, Inc. of Zhuhai, State Grid Corp. of China take 1.07% of patent filing during this period.
With the analysis among related 7,763 patents in last 5 years, we discover 239 new entrants. Nanospectra Biosciences, Inc., Guangdong Midea Refrigeration Equipment Co., Ltd., Windmöller GmbH are the most active new entrants in this area.
With the analysis among 2,693 patents, we discovered top 365 universities and scientific research institutions by total patent application. Zhejiang University, Xi'an Jiaotong University, Tsinghua University are dominant in this area. They take 5.76% of the total patent filing.