GENEVA, Dec. 15 -- WUHAN RAYCUS FIBER LASER TECHNOLOGIES CO., LTD. (No.1 Longshan South Street, Future Science And Technology City, Donghu New Technology Development ZoneWuhan, Hubei 430000), 武汉锐科光纤激光技术股份有限公司 (中国湖北省武汉市东湖新技术开发区未来科技城龙山南街一号) filed a patent application (PCT/CN2025/097347) for "SPECTRAL BEAM COMBINING DEVICE FOR GRATING EXTERNAL-CAVITY SEMICONDUCTOR LASER" on May 27, 2025. With publication no. WO/2025/251949, the details related to t...