Electronics
| Fri 20 Feb 2026
Alexandria, Feb. 21 -- AAC Kaitai Technology, Wuhan has secured a patent on Earphone. Shen Yu, Zhou Yiwei, Dan Qiang and Li Yang developed the invention.
The patent application number is US202318304380 20230421. The patent publication number is US12556846 (B2). International Patent Classification codes are H04R1/02, H04R1/10,..