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Inventor

KOIZUMI TATSUYA

JP21 patents
⚠️ This page may combine multiple inventors who share the name “KOIZUMI TATSUYA”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.

FURUKAWA ELECTRIC CO LTD

6 patents

NACHI FUJIKOSHI CORP

2 patents

SUMITOMO CHEMICAL CO

2 patents

SONY CORP

2 patents

JSP CORP

2 patents

YAMAURA YUKI

1 patent

SANSHIN KAGAKU KOGYO KK

1 patent

NIPPON KAYAKU KK

1 patent

TOYO SODA MFG CO LTD

1 patent

SANYO CHEMICAL IND LTD

1 patent

FUJIKOSHI KK

1 patent

SANSHIN KAGAKU KOGYO COMPANY L

1 patent