Tobacco
| Mon 13 Jul 2026
Beijing, July 14 -- State Intellectual Property Office of China has released China Tobacco Hunan Industrial patent application for Filter Tip for Cigarette. This invention was developed by Zhang Bo, Wang Zhiguo, Zhao Yu, Huang Ping, Xie Lanying, Li Yun, Gong Shuguo, Wei Weiwei, Sun Zhiwei, Wang Wei, Ding Duo, Du Wen, Qu Yongbo, ..