With the analysis among 12,387 patents, we discovered top 476 key players by total patent application. Seiko Epson Corp., Canon, Inc., Ricoh Co., Ltd. are dominant in this area. They take 15.40% of the total patent filing.
With the analysis among related 3,984 patents applied in the last 5 years. We discover 454 most active companies in this area. The fast-growing Seiko Epson Corp., Japan Tobacco, Inc., Toshiba Tec Corp. take 4.24% of patent filing during this period.
With the analysis among related 3,984 patents in last 5 years, we discover 331 new entrants. China Tobacco Yunnan Industrial Co. Ltd., Hongyunhonghe Tobacco (Group) Co. Ltd., Nanjing Forestry University are the most active new entrants in this area.
With the analysis among 363 patents, we discovered top 123 universities and scientific research institutions by total patent application. Nanjing Forestry University, University of Shanghai for Science & Technology, Zhejiang Sci-Tech University are dominant in this area. They take 14.33% of the total patent filing.