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Inventor

OIKAWA MASAHIRO

JP14 patents
⚠️ This page may combine multiple inventors who share the name “OIKAWA MASAHIRO”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.

NIPPON SHEET GLASS CO LTD

11 patents

OLYMPUS OPTICAL CO

1 patent

NAKASHIMA KEISUKE

1 patent

DAINIPPON PRINTING CO LTD

1 patent