GENEVA, Oct. 5 -- SUMITOMO ELECTRIC INDUSTRIES, LTD. filed a patent application (JP2026/012935) for “APPARATUS FOR PRODUCING GLASS PREFORM FOR OPTICAL FIBER”. With publication no. WO/2026/205553, here are the other details related to the patent application:
Kind: Initial Publication with ISR [A1]
IPC: C03B 37/014
Notably, the patent application was submitted under the International Patent Classification (IPC) system, which is managed by the World Intellectual Property Organization (WIPO).
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