INTERNATIONAL PATENT: TUNKIA CO., LTD., 长沙天恒测控股份有限公司 FILES APPLICATION FOR "HIGH-ACCURACY CURRENT RATIO STANDARD AND IMPLEMENTATION METHOD THEREFOR"

GENEVA, March 29 -- TUNKIA CO., LTD. (No.16 Panpan Road, Changsha Economic and Technological Development ZoneChangsha, Hunan 410000), 长沙天恒测控股份有限公司 (中国湖南省长沙市长沙经济技术开发区盼盼路16号) filed a patent application (PCT/CN2025/121983) for "HIGH-ACCURACY CURRENT RATIO STANDARD AND IMPLEMENTATION METHOD THEREFOR" on Sep 17, 2025. With publication no. WO/2026/061420, the details related to the patent application was published on Mar 26, 2026.

Notably, the patent application was submitted under the International Patent Classificati...