Inventor · disambiguated record
Yoshitake Ishii
Also filed as: ISHII YOSHITAKE
16 granted patents·1 pending application·55 citations·filing 1997–2013
90Inventor score
Files withNIPPON CATALYTIC CHEM IND8SAKAMOTO KAZUHIKO5SUZUKI MOTOR CO2ISHII YOSHITAKE1ISHIKAWA MASARU1
Top patents by PatentIndex Score
17 records- 0179US6713648B2Method for absorbing acrylic acid and method for purifying acrylic acidNIPPON CATALYTIC CHEM IND·Filed 2001·Granted Mar 30, 2004·9 cites·10 claims
- 0271US8680330B2Process for producing (meth) acrylic acidSAKAMOTO KAZUHIKO·Filed 2010·Granted Mar 25, 2014·1 cites·19 claims
- 0370US7381839B2Method for producing acrylic acidNIPPON CATALYTIC CHEM IND·Filed 2007·Granted Jun 3, 2008·1 cites·5 claims
- 0467US9320822B2Polyacrylic acid (salt) water-absorbing resin and manufacturing method thereforNIPPON CATALYTIC CHEM IND·Filed 2013·Granted Apr 26, 2016·1 cites·26 claims
- 0566US8680331B2Process for production of (meth)acrylic acidSAKAMOTO KAZUHIKO·Filed 2010·Granted Mar 25, 2014·1 cites·4 claims
- 0664US8859809B2Device and process for crystallizing (meth)acrylic acidSAKAMOTO KAZUHIKO·Filed 2010·Granted Oct 14, 2014·1 cites·4 claims
- 0763US6888025B2Method for absorbing acrylic acid and method for purifying acrylic acidNIPPON CATALYTIC CHEM IND·Filed 2002·Granted May 3, 2005·10 cites·5 claims
- 0862US7048834B2Method for purification of acrylic acidNIPPON CATALYTIC CHEM IND·Filed 2000·Granted May 23, 2006·3 cites·10 claims
- 0949US7514581B2Method for purifying and producing acrylic acidNIPPON CATALYTIC CHEM IND·Filed 2007·Granted Apr 7, 2009·0 cites·2 claims
- 1048US9029599B2Process for producing (meth)acrylic acidNIPPON CATALYTIC CHEM IND·Filed 2013·Granted May 12, 2015·0 cites·10 claims
- 1145US8846977B2Crystallization unit for acrylic acid and method for crystallization of acrylic acid using the sameSAKAMOTO KAZUHIKO·Filed 2010·Granted Sep 30, 2014·0 cites·4 claims
- 1245US6149197AStructure of front body of automobilesSUZUKI MOTOR CO·Filed 1998·Granted Nov 21, 2000·17 cites·7 claims
- 1343US8704000B2Method for crystallizing (meth)acrylic acid and method for regulating content of polymerization inhibitor in product (meth)acrylic acidSAKAMOTO KAZUHIKO·Filed 2010·Granted Apr 22, 2014·0 cites·8 claims
- 1441US2007167650A1Method of manufacturing (meth) acrylic acidISHIKAWA MASARU·Filed 2007·Application pending·0 cites
- 1539US6960670B2Method for production of maleic anhydrideNIPPON CATALYTIC CHEM IND·Filed 2002·Granted Nov 1, 2005·0 cites·2 claims
- 1638US5857687ABump stop seat structureSUZUKI MOTOR CO·Filed 1997·Granted Jan 12, 1999·11 cites·4 claims
- 1737US8530699B2Process for production of (meth) acrylic acidISHII YOSHITAKE·Filed 2010·Granted Sep 10, 2013·0 cites·4 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →