Assignee
TOYO GOSEI KOGYO KK
JP·22 granted patents·151 citations·filing 1989–2003
Top patents by PatentIndex Score
22 records- 0182US6620957B1Process for producing onium salt derivative and novel onium salt derivativeTOYO GOSEI KOGYO KK·Filed 2000·Granted Sep 16, 2003·12 cites·8 claims
- 0275US6777477B1Coating solution for forming transparent and conductive tin oxide film and method for preparing transparent and conductive tin oxide film, and transparent and conductive tin oxide filmTOYO GOSEI KOGYO KK·Filed 2000·Granted Aug 17, 2004·23 cites·24 claims
- 0370US5639579APhotosensitive colored resin composition, colored image formation method of color filter, and formation method of black matrixTOYO GOSEI KOGYO KK·Filed 1995·Granted Jun 17, 1997·33 cites·12 claims
- 0468US6342330B2Photosensitive compositions and pattern formation methodTOYO GOSEI KOGYO KK·Filed 2001·Granted Jan 29, 2002·8 cites·8 claims
- 0561US6448383B2Method for producing 1,2-naphthoquinonediazide photosensitive agentTOYO GOSEI KOGYO KK·Filed 2001·Granted Sep 10, 2002·3 cites·12 claims
- 0660US5965320APositive photoresist composition containing phenol ester of 1,2-napthoquinone-(2)-diazide-6-sulfonic acid and pattern formation method using the compositionTOYO GOSEI KOGYO KK·Filed 1993·Granted Oct 12, 1999·20 cites·12 claims
- 0759US6444391B2Photosensitive compositions and pattern formation methodTOYO GOSEI KOGYO KK·Filed 2001·Granted Sep 3, 2002·4 cites·7 claims
- 0858US5041570APhotosensitive 4,4'-diazidostilbene derivativeTOYO GOSEI KOGYO KK·Filed 1989·Granted Aug 20, 1991·12 cites·5 claims
- 0955US6713225B21,2-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
- 1055US6274714B1Method for producing 1,2-naphthoquinone-2-diazide-4-sulfonyl chlorideTOYO GOSEI KOGYO KK·Filed 2000·Granted Aug 14, 2001·3 cites·5 claims
- 1153US7335787B2Method for producing onium salt derivatives, and novel onium salt derivativesTOYO GOSEI KOGYO KK·Filed 2003·Granted Feb 26, 2008·1 cites·3 claims
- 1251US6768027B2Cinnamaldehyde compound having an azido groupTOYO GOSEI KOGYO KK·Filed 2003·Granted Jul 27, 2004·2 cites·3 claims
- 1348US6610791B2Photosensitive compound and photosensitive resinTOYO GOSEI KOGYO KK·Filed 2001·Granted Aug 26, 2003·2 cites·5 claims
- 1446US6861456B2Photosensitive compound, photosensitive resin, and photosensitive compositionTOYO GOSEI KOGYO KK·Filed 2003·Granted Mar 1, 2005·2 cites·9 claims
- 1539US5807657APolyvinyl alcohol base photosensitive resin, photosensitive composition, and method for pattern-formation using the sameTOYO GOSEI KOGYO KK·Filed 1996·Granted Sep 15, 1998·5 cites·8 claims
- 1637US6140007APhotosensitive compositions and pattern formation methodTOYO GOSEI KOGYO KK·Filed 1998·Granted Oct 31, 2000·5 cites·15 claims
- 1734US6797452B2Photosensitive composition comprising photosensitive saponified poly(vinyl acetate) and pattern formation method making use of the compositionTOYO GOSEI KOGYO KK·Filed 2002·Granted Sep 28, 2004·2 cites·10 claims
- 1833US5430130APhotosensitive polyfunctional aromatic diazo compounds useful in photosensitive compositionsTOYO GOSEI KOGYO KK·Filed 1993·Granted Jul 4, 1995·4 cites·1 claims
- 1928US5589315APhotosensitive 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
- 2026US5459011ALiquid 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
- 2124US6140018APhotosensitive resin and composition thereof derived from saponified poly(vinyl acetate) and pattern formation methodTOYO GOSEI KOGYO KK·Filed 1999·Granted Oct 31, 2000·2 cites·7 claims
- 2221US6077941AMethod 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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