https://patentbrief.org/company/sumitomo-electric-industries Plain-English explanations of patents assigned to Sumitomo Electric Industries, newest first. en-us Mon, 24 Aug 2026 01:08:58 GMT https://patentbrief.org/patent/us/11480727/multi-core-optical-fiber This patent describes a multi-core optical fiber designed for short-distance data transmission, featuring a specific linear arrangement of at least four cores with alternating designs to minimize signal leakage between them. Tue, 25 Oct 2022 00:00:00 GMT https://patentbrief.org/patent/us/11480727/multi-core-optical-fiber