Tobacco
| Tue 20 Oct 2026
Beijing, Oct. 19 -- State Intellectual Property Office of China has awarded a patent to Hongta Tobacco Group for Filter Rod Slitting Device. Li Wenchun, Deng Xin, Zhou Xin, Shi Kunrong, Wang Jun, Zhao Jianbin, Lin Guo, Liang Yuan, Wen Jun, Nie Lelong, Zhang Ling, Yang Yuheng and Lei Bin developed the invention.
The patent appli..