Inventor · disambiguated record

Seiju Tobishima

Also filed as: TOBISHIMA SEIJU

2 granted patents·3 citations·filing 1999–2000

39Inventor score

Technology areasC07C

Files withTOYO GOSEI KOGYO KK2

Top patents by PatentIndex Score

2 records

0155US6274714B1Method for producing 1,2-naphthoquinone-2-diazide-4-sulfonyl chlorideTOYO GOSEI KOGYO KK·Filed 2000·Granted Aug 14, 2001·3 cites·5 claims
0221US6077941AMethod for producing 1,2-naphthoquinone-2-diazide derivativesTOYO GOSEI KOGYO KK·Filed 1999·Granted Jun 20, 2000·0 cites·8 claims

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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →