GENEVA, Sept. 9 -- NIPPON ELECTRIC GLASS CO., LTD. (7-1, Seiran 2-chome, Otsu-shi, Shiga5208639), 日本電気硝子株式会社 (滋賀県大津市晴嵐二丁目７番１号) filed a patent application (PCT/JP2025/005664) for "GLASS DIAPHRAGM, METHOD FOR MANUFACTURING GLASS DIAPHRAGM, ACOUSTIC DEVICE, AND GLASS FOR DIAPHRAGM" on Feb 19, 2025. With publication no. WO/2025/182725, the details related to the patent application was published on Sep 04, 2025.
Notably, the patent application was submitted under the International Patent Classification (IPC) system, which is managed by the World Intellectual Property Organ...