Sanitation
| Mon 19 Oct 2026
Beijing, Oct. 19 -- Beijing Tankeblue Semiconductor and Shenzhen Zhongtou Tianke Semiconductor Co Ltd have received a patent for Polishing Pad Chamfering Device. This invention was developed by Peng Tonghua, Yang Jian, Yu Yanan, Zeng Jiang, Zhao Ning, Yang Zhanwei, Chen Zhirong, Chen Shaoxuan, Wang Bo and Peng Yong.
The paten..