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Inventor

SUGIYAMA SHIGEO

JP6 patents
⚠️ This page may combine multiple inventors who share the name “SUGIYAMA SHIGEO”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.

TOKICO LTD

2 patents

MITSUBISHI CHEM CORP

1 patent

TOSHIBA MACHINE CO LTD

1 patent

DENA CO LTD

1 patent

RICOH KK

1 patent