https://patentbrief.org/company/tokyo-shibaura-electric-co-ltd Plain-English explanations of patents assigned to Tokyo Shibaura Electric Co Ltd, newest first. en-us Sun, 12 Jul 2026 09:34:07 GMT https://patentbrief.org/patent/us/4531203/nand-flash-memory This 1985 patent describes the foundational structure of flash memory, introducing an 'erase gate' that allows data to be electrically wiped from a memory cell. Tue, 23 Jul 1985 00:00:00 GMT https://patentbrief.org/patent/us/4531203/nand-flash-memory