Inventor · disambiguated record
Masako Yamakawa
Also filed as: YAMAKAWA MASAKO
8 granted patents·2 pending applications·65 citations·filing 1995–2017
86Inventor score
Top patents by PatentIndex Score
10 records- 0196US9908831B2Resist composition, method for forming resist pattern, polyphenolic compound for use in the composition, and alcoholic compound that can be derived therefromMITSUBISHI GAS CHEMICAL CO·Filed 2016·Granted Mar 6, 2018·11 cites·24 claims
- 0296US9540339B2Resist composition, method for forming resist pattern, polyphenolic compound for use in the composition, and alcoholic compound that can be derived therefromMITSUBISHI GAS CHEMICAL CO·Filed 2016·Granted Jan 10, 2017·10 cites·3 claims
- 0395US9122153B2Cyclic compound, method for producing same, composition, and method for forming resist patternECHIGO MASATOSHI·Filed 2012·Granted Sep 1, 2015·18 cites·27 claims
- 0490US10377734B2Resist composition, method for forming resist pattern, polyphenol derivative for use in the compositionMITSUBISHI GAS CHEMICAL CO·Filed 2014·Granted Aug 13, 2019·7 cites·19 claims
- 0584US9182666B2Cyclic compound, method for producing the same, radiation-sensitive composition, and resist pattern formation methodMITSUBISHI GAS CHEMICAL CO·Filed 2012·Granted Nov 10, 2015·3 cites·15 claims
- 0667US2017183279A1Resist composition, method for forming resist pattern, polyphenolic compound for use in the composition, and alcoholic compound that can be derived therefromMITSUBISHI GAS CHEMICAL CO·Filed 2017·Application pending·0 cites
- 0763US9598392B2Resist composition, method for forming resist pattern, polyphenolic compound for use in the composition, and alcoholic compound that can be derived therefromECHIGO MASATOSHI·Filed 2012·Granted Mar 21, 2017·0 cites·14 claims
- 0842US2014329177A1Cyclic compound, method for producing same, radiation-sensitive composition, and resist pattern formation methodMITSUBISHI GAS CHEMICAL CO·Filed 2012·Application pending·0 cites
- 0936US5665313ADetecting agentJAPAN PIONICS·Filed 1995·Granted Sep 9, 1997·5 cites·15 claims
- 1033US6127290AHeat generator for footwear and manufacturing method thereofJAPAN PIONICS·Filed 1997·Granted Oct 3, 2000·11 cites·6 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →