INTERNATIONAL PATENT: SHANGHAI PRECILASERS TECHNOLOGY CO., LTD., 上海频准激光科技有限公司 FILES APPLICATION FOR "MULTI-STAGE PHASE-SHIFTED GRATING STRUCTURE HAVING REFRACTIVE INDEX MODULATION FUNCTION, PREPARATION METHOD AND OPTICAL COUPLER"

GENEVA, May 10 -- SHANGHAI PRECILASERS TECHNOLOGY CO., LTD. (2nd Floor, Building 2, No.1918 Xupan Road, Xuhang TownJiading District, Shanghai 201808), 上海频准激光科技有限公司 (中国上海市嘉定区徐行镇徐潘路1918号2幢2层) filed a patent application (PCT/CN2024/090435) for "MULTI-STAGE PHASE-SHIFTED GRATING STRUCTURE HAVING REFRACTIVE INDEX MODULATION FUNCTION, PREPARATION METHOD, AND OPTICAL COUPLER" on Apr 28, 2024. With publication no. WO/2025/091809, the details related to the patent application was published on May 08, 2025.

Notably, the patent application was submitt...