With the analysis among 31,756 patents, we discovered top 477 key players by total patent application. Hunan Chinasun Pharmaceutical Machinery Co., Ltd., Yoshino Kogyosho Co. Ltd., Shandong Chiway Industry Development Co., Ltd. are dominant in this area. They take 2.05% of the total patent filing.
With the analysis among related 21,500 patents applied in the last 5 years. We discover 500 most active companies in this area. The fast-growing NOVA Chemicals Corp., Gree Electric Appliances, Inc. of Zhuhai, Jiangsu Newamstar Packaging Machinery Co., Ltd. take 0.51% of patent filing during this period.
With the analysis among related 21,500 patents in last 5 years, we discover 237 new entrants. Hengyang Normal University, The First Affiliated Hospital of Zhengzhou University, Shijiazhuang Zhonghui Pharmaceutical Packaging Co., Ltd. are the most active new entrants in this area.
With the analysis among 3,354 patents, we discovered top 439 universities and scientific research institutions by total patent application. Zhejiang University, Guizhou University, Shandong University of Science & Technology are dominant in this area. They take 3.34% of the total patent filing.