Inventor · disambiguated record
Tokumasa Ishida
Also filed as: ISHIDA TOKUMASA
15 granted patents·1 pending application·46 citations·filing 2000–2013
90Inventor score
Top patents by PatentIndex Score
16 records- 0176US6414182B1Production process for hydroxyalkyl esterNIPPON CATALYTIC CHEM IND·Filed 2000·Granted Jul 2, 2002·8 cites·20 claims
- 0274US6610879B2Reaction method by using heterogeneous catalyst and reaction apparatus thereforNIPPON CATALYTIC CHEM IND·Filed 2001·Granted Aug 26, 2003·7 cites·10 claims
- 0373US6465681B2Production process for hydroxyalkyl (meth)acrylateNIPPON CATALYTIC CHEM IND·Filed 2001·Granted Oct 15, 2002·7 cites·5 claims
- 0471US6552218B2Process for producing hydroxyalkyl (meth)acrylateNIPPON CATALYTIC CHEM IND·Filed 2001·Granted Apr 22, 2003·6 cites·4 claims
- 0569US6984751B2Production process for hydroxyalkyl (meth) acrylateNIPPON CATALYTIC CHEM IND·Filed 2003·Granted Jan 10, 2006·5 cites·6 claims
- 0666US7241915B2Process for inhibition of polymerization of (meth)acrylate esterNIPPON CATALYTIC CHEM IND·Filed 2003·Granted Jul 10, 2007·4 cites·6 claims
- 0762US7214817B2Hydroxyalkyl (meth)acrylate and its production processNIPPON CATALYTIC CHEM IND·Filed 2003·Granted May 8, 2007·3 cites·5 claims
- 0859US6458988B1Production process for hydroxyalkyl(meth)acrylateNIPPON CATALYTIC CHEM IND·Filed 2000·Granted Oct 1, 2002·2 cites·12 claims
- 0958US7045651B2Production process for hydroxyalkyl (meth) acrylateNIPPON CATALYTIC CHEM IND·Filed 2003·Granted May 16, 2006·2 cites·7 claims
- 1054US6534625B2Process for producing hydroxyalkyl (meth)acrylateNIPPON CATALYTIC CHEM IND·Filed 2001·Granted Mar 18, 2003·1 cites·7 claims
- 1150US10023522B2Hydroxyalkyl acrylate and method for producing sameNIPPON CATALYTIC CHEM IND·Filed 2013·Granted Jul 17, 2018·0 cites·7 claims
- 1250US6858761B2Process for preserving resin catalyst for addition reaction of alkylene oxide and utilization of this processNIPPON CATALYTIC CHEM IND·Filed 2002·Granted Feb 22, 2005·1 cites·19 claims
- 1347US6706208B2Stabilized hydroxyalkyl (meth)acrylateNIPPON CATALYTIC CHEM IND·Filed 2000·Granted Mar 16, 2004·0 cites·8 claims
- 1440US2015126767A1Hydroxyalkyl (meth)acrylate and method for producing sameNIPPON CATALYTIC CHEM IND·Filed 2012·Application pending·0 cites
- 1537US8203018B2Processes for producing hydroxyalkyl (meth) acrylateISHIDA TOKUMASA·Filed 2005·Granted Jun 19, 2012·0 cites·3 claims
- 1632US6465682B2Production process for hydroxyalkyl esterNIPPON CATALYTIC CHEM IND·Filed 2001·Granted Oct 15, 2002·0 cites·10 claims
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