Inventor · disambiguated record
Toyofumi Sakai
Also filed as: SAKAI TOYOFUMI
6 granted patents·2 pending applications·16 citations·filing 2007–2021
75Inventor score
Top patents by PatentIndex Score
8 records- 0186US7368602B2Process for producing (meth) acrylic acidNIPPON CATALYTIC CHEM IND·Filed 2007·Granted May 6, 2008·9 cites·5 claims
- 0280US10919834B2Method for producing (meth)acrylic acidNIPPON CATALYTIC CHEM IND·Filed 2018·Granted Feb 16, 2021·3 cites·6 claims
- 0377US8278481B2Method for producing (meth)acrylic acidSAKAMOTO KAZUHIKO·Filed 2008·Granted Oct 2, 2012·3 cites·18 claims
- 0467US9320822B2Polyacrylic acid (salt) water-absorbing resin and manufacturing method thereforNIPPON CATALYTIC CHEM IND·Filed 2013·Granted Apr 26, 2016·1 cites·26 claims
- 0556US2024010599A1Method for purifying compoundNIPPON CATALYTIC CHEM IND·Filed 2021·Application pending·0 cites
- 0656US2024010600A1Purification deviceNIPPON CATALYTIC CHEM IND·Filed 2021·Application pending·0 cites
- 0748US9029599B2Process for producing (meth)acrylic acidNIPPON CATALYTIC CHEM IND·Filed 2013·Granted May 12, 2015·0 cites·10 claims
- 0843US10239815B2Method for producing acrylic acidNIPPON CATALYTIC CHEM IND·Filed 2016·Granted Mar 26, 2019·0 cites·5 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →