Inventor · disambiguated record
Hirokatsu Kawakami
Also filed as: KAWAKAMI HIROKATSU
11 granted patents·2 pending applications·144 citations·filing 1999–2013
89Inventor score
Top patents by PatentIndex Score
13 records- 0185US6545083B1Cement additiveNIPPON CATALYTIC CHEM IND·Filed 2000·Granted Apr 8, 2003·24 cites·5 claims
- 0283US6919388B2Cement admixture and cement compositionNIPPON CATALYTIC CHEM IND·Filed 2001·Granted Jul 19, 2005·23 cites·20 claims
- 0381US6486260B1Cement additive, cement composition and polycarboxylic acid polymerNIPPON CATALYTIC CHEM IND·Filed 1999·Granted Nov 26, 2002·42 cites·6 claims
- 0473US6258162B1Cement compositionNIPPON CATALYTIC CHEM IND·Filed 1999·Granted Jul 10, 2001·28 cites·10 claims
- 0570US6900275B2(Meth) acrylic acid (salt) polymer and its production processNIPPON CATALYTIC CHEM IND·Filed 2002·Granted May 31, 2005·9 cites·29 claims
- 0669US9212094B2Polycarboxylic copolymer, cement dispersion agent, cement admixture, and cement compositionNIPPON CATALYTIC CHEM IND·Filed 2013·Granted Dec 15, 2015·2 cites·10 claims
- 0768US7273524B2Concrete composition method of producing concrete compositions and cement admixtureNIPPON CATALYTIC CHEM IND·Filed 2003·Granted Sep 25, 2007·9 cites·12 claims
- 0867US7717998B2Ultrafine particle grouting compositionNITTETSU CEMENT KK·Filed 2007·Granted May 18, 2010·4 cites·14 claims
- 0963US8076396B2Ultrarapid hardening cement composition and dispersant for ultrarapid hardening cement compositionONO AKIRA·Filed 2006·Granted Dec 13, 2011·2 cites·9 claims
- 1048US7232873B2Polycarboxylic acid cement dispersant and method for producing concrete secondary productNIPPON CATALYTIC CHEM IND·Filed 2004·Granted Jun 19, 2007·1 cites·18 claims
- 1145US2006229388A1Powdery cement dispersantNIPPON CATALYTIC CHEM IND·Filed 2006·Application pending·0 cites
- 1242US2007254976A1Method For Production Of Cement Dispersant And Polycarboxylic Acid Type Polymer For Cement DispersantNIPPON CATALYTIC CHEM IND·Filed 2005·Application pending·0 cites
- 1328US8859702B2Polymer composition for cement dispersant and method for producing sameKAWAKAMI HIROKATSU·Filed 2010·Granted Oct 14, 2014·0 cites·16 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →