Inventor · disambiguated record
Hirotada Iida
Also filed as: IIDA HIROTADA
7 granted patents·23 citations·filing 1991–2003
80Inventor score
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7 records- 0155US6713225B21,2-Naphthoquinone-2-diazidesulfonate ester photosensitive agent, method for producing the photosensitive agent, and photoresist compositionTOYO GOSEI KOGYO KK·Filed 2003·Granted Mar 30, 2004·3 cites·8 claims
- 0255US6274714B1Method for producing 1,2-naphthoquinone-2-diazide-4-sulfonyl chlorideTOYO GOSEI KOGYO KK·Filed 2000·Granted Aug 14, 2001·3 cites·5 claims
- 0351US5206349AAromatic diazo compounds and photosensitive compositions using the sameTOYO GOSEI KOGY CO LTD·Filed 1991·Granted Apr 27, 1993·8 cites·5 claims
- 0433US5430130APhotosensitive polyfunctional aromatic diazo compounds useful in photosensitive compositionsTOYO GOSEI KOGYO KK·Filed 1993·Granted Jul 4, 1995·4 cites·1 claims
- 0528US5589315APhotosensitive compositions comprising photosensitive polyfunctional aromatic diazo compounds, and presensitized lithographic plates formed with the sameTOYO GOSEI KOGYO KK·Filed 1995·Granted Dec 31, 1996·2 cites·4 claims
- 0626US5459011ALiquid or paste photosensitive composition containg aromatic diazo compound and lactic acid, hydroxyacetic acid or mixture thereofTOYO GOSEI KOGYO KK·Filed 1995·Granted Oct 17, 1995·3 cites·4 claims
- 0721US6077941AMethod 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 →