Inventor · disambiguated record
Ryuji Hasemi
Also filed as: HASEMI RYUJI
13 granted patents·2 pending applications·439 citations·filing 1994–2018
92Inventor score
Top patents by PatentIndex Score
15 records- 0194US5972862ACleaning liquid for semiconductor devicesMITSUBISHI GAS CHEMICAL CO·Filed 1997·Granted Oct 26, 1999·234 cites·33 claims
- 0290US8835595B2Polyamide compoundODA TAKAFUMI·Filed 2010·Granted Sep 16, 2014·9 cites·19 claims
- 0385US5962385ACleaning liquid for semiconductor devicesMITSUBISHI GAS CHEMICAL CO·Filed 1998·Granted Oct 5, 1999·74 cites·19 claims
- 0478US5567574ARemoving agent composition for photoresist and method of removingMITSUBISHI GAS CHEMICAL CO·Filed 1995·Granted Oct 22, 1996·60 cites·10 claims
- 0575US7208631B22-alkylcysteinamide or salt thereof, process for producing these, and use of theseMITSUBISHI GAS CHEMICAL CO·Filed 2004·Granted Apr 24, 2007·4 cites·7 claims
- 0669US5911836AMethod of producing semiconductor device and rinse for cleaning semiconductor deviceMITSUBISHI GAS CHEMICAL CO·Filed 1997·Granted Jun 15, 1999·37 cites·8 claims
- 0763US6447576B1Cleaning agent and cleaning process of harmful gasJAPAN PIONICS·Filed 2000·Granted Sep 10, 2002·11 cites·14 claims
- 0858US2009030210A1Process for Producing Optically Active 2-Alkylcysteine, Derivative Thereof, and Processes for ProductionMITSUBISHI GAS CHEMICAL CO·Filed 2008·Application pending·0 cites
- 0957US10294319B2Triacrylate compounds and methods for producing the same, and compositionsMITSUBISHI GAS CHEMICAL CO·Filed 2015·Granted May 21, 2019·0 cites·20 claims
- 1056US10975191B2Urethane (meth)acrylate, method for manufacturing urethane (meth)acrylate, curable composition, cured article, and method for manufacturing cured articleMITSUBISHI GAS CHEMICAL CO·Filed 2017·Granted Apr 13, 2021·0 cites·20 claims
- 1156US5436364AProcess for producing dimethyl 2,6-naphthalene-dicarboxylateMITSUBISHI GAS CHEMICAL CO·Filed 1994·Granted Jul 25, 1995·5 cites·23 claims
- 1251US11261194B2Production method of diolMITSUBISHI GAS CHEMICAL CO·Filed 2018·Granted Mar 1, 2022·0 cites·12 claims
- 1350US2010105111A1Method for production of optically active amino acidMITSUBISHI GAS CHEMICAL CO·Filed 2008·Application pending·0 cites
- 1449US7470525B2Process for producing optically active 2-alkycysteine, derivative thereof, and processes for productionMITSUBISHI GAS CHEMICAL CO·Filed 2004·Granted Dec 30, 2008·0 cites·12 claims
- 1537US6325841B1Purifying agent and purification method for halogen-containing exhaust gasJAPAN PIONICS·Filed 1999·Granted Dec 4, 2001·5 cites·17 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →