Inventor · disambiguated record
Kenji Kadonaga
Also filed as: KADONAGA KENJI
31 granted patents·2 pending applications·635 citations·filing 1989–2019
97Inventor score
Files withNIPPON CATALYTIC CHEM IND24KADONAGA KENJI1KONISHI KAZUMASA1MASUDA YOSHIHIKO1NAGASUNA KINYA1
Top patents by PatentIndex Score
33 records- 0195US5244735AWater-absorbent resin and production processNIPPON SHOKUBAI KAGAKU KABUSHI·Filed 1992·Granted Sep 14, 1993·176 cites·6 claims
- 0292US5026800AWater-absorbent resin and production processNIPPON CATALYTIC CHEM IND·Filed 1989·Granted Jun 25, 1991·68 cites·9 claims
- 0390US7750085B2Water-absorbing agent and its production processNIPPON CATALYTIC CHEM IND·Filed 2006·Granted Jul 6, 2010·9 cites·16 claims
- 0487US7851550B2Method for surface crosslinking water-absorbing resin and method for manufacturing water-absorbing resinNIPPON CATALYTIC CHEM IND·Filed 2006·Granted Dec 14, 2010·16 cites·27 claims
- 0587US6649665B2Method for production of porous cross-linked polymer materialNIPPON CATALYTIC CHEM IND·Filed 2001·Granted Nov 18, 2003·27 cites·2 claims
- 0687US6395792B1Method for production of porous cross-linked poymerNIPPON CATALYTIC CHEM IND·Filed 2000·Granted May 28, 2002·28 cites·13 claims
- 0787US6362243B1Method for production of porous cross-linked polymerNIPPON CATALYTIC CHEM IND·Filed 2000·Granted Mar 26, 2002·27 cites·11 claims
- 0886US9550843B2Method for producing polyacrylic acid (salt)-based water absorbent resinNIPPON CATALYTIC CHEM IND·Filed 2013·Granted Jan 24, 2017·5 cites·15 claims
- 0985US6323250B1Method for production of porous materialNIPPON CATALYTIC CHEM IND·Filed 2000·Granted Nov 27, 2001·23 cites·4 claims
- 1084US6395793B1Method for production of porous materialNIPPON CATALYTIC CHEM IND·Filed 2000·Granted May 28, 2002·22 cites·4 claims
- 1184US6335406B1Method for production of absorbent resin excelling in durabilityNIPPON CATALYTIC CHEM IND·Filed 1993·Granted Jan 1, 2002·40 cites·13 claims
- 1284US6087002AWater absorbent resinNIPPON CATALYTIC CHEM IND·Filed 1997·Granted Jul 11, 2000·45 cites·4 claims
- 1382US6846439B2Process for producing porous polymerNIPPON CATALYTIC CHEM IND·Filed 2001·Granted Jan 25, 2005·18 cites·16 claims
- 1481US6797735B2Process for producing porous polymerNIPPON CATALYTIC CHEM IND·Filed 2001·Granted Sep 28, 2004·17 cites·7 claims
- 1580US6822010B2Method for production of porous materialNIPPON CATALYTIC CHEM IND·Filed 2002·Granted Nov 23, 2004·16 cites·15 claims
- 1680US6630519B2Process for producing porous polymerNIPPON CATALYTIC CHEM IND·Filed 2001·Granted Oct 7, 2003·16 cites·22 claims
- 1777US6730711B2Method for production of porous cross-linked polymer materialNIPPON CATALYTIC CHEM IND·Filed 2001·Granted May 4, 2004·14 cites·6 claims
- 1875US11970585B2Method for producing water-absorbent resinNIPPON CATALYTIC CHEM IND·Filed 2019·Granted Apr 30, 2024·0 cites·10 claims
- 1975US8598254B2Binding method of water absorbent resinTADA KENJI·Filed 2008·Granted Dec 3, 2013·2 cites·10 claims
- 2072US8598405B2Waste solution solidifying agent, process for preparing the same and use of the sameMASUDA YOSHIHIKO·Filed 2005·Granted Dec 3, 2013·5 cites·22 claims
- 2169US6280120B1Adhesion preventing method and support body extracting methodNIPPON CATALYTIC CHEM IND·Filed 1999·Granted Aug 28, 2001·23 cites·23 claims
- 2268US9796820B2Method for producing water absorbent resinNIPPON CATALYTIC CHEM IND·Filed 2013·Granted Oct 24, 2017·0 cites·13 claims
- 2368US7288601B2Method for production of water-absorbent resin and plow-shaped mixing deviceNIPPON CATALYTIC CHEM IND·Filed 2004·Granted Oct 30, 2007·12 cites·12 claims
- 2467US8501873B2Water absorbent material, method for production of surface cross-linked water absorbent resin, and method for evaluation of water absorbent materialSASABE MASAZUMI·Filed 2005·Granted Aug 6, 2013·1 cites·12 claims
- 2565US10059817B2Method for producing polyacrylic acid (salt)-based water absorbing agent, and water absorbing agentNIPPON CATALYTIC CHEM IND·Filed 2016·Granted Aug 28, 2018·0 cites·12 claims
- 2664US8247491B2Water-absorbent resin composition and its production processTORII KAZUSHI·Filed 2004·Granted Aug 21, 2012·6 cites·24 claims
- 2760US9518180B2Method for producing polyacrylic acid (salt)-based water absorbing agent, and water absorbing agentNIPPON CATALYTIC CHEM IND·Filed 2013·Granted Dec 13, 2016·0 cites·4 claims
- 2858US8426670B2Absorbent structure, absorbent article, water-absorbent resin, and its production process and evaluation methodNAGASUNA KINYA·Filed 2002·Granted Apr 23, 2013·19 cites·8 claims
- 2952US8648150B2Method for producing water absorbent resinKADONAGA KENJI·Filed 2010·Granted Feb 11, 2014·0 cites·6 claims
- 3048US10640591B2Method for producing water-absorbent resinNIPPON CATALYTIC CHEM IND·Filed 2015·Granted May 5, 2020·0 cites·6 claims
- 3148US10099254B2Classification method of particulate water absorbent resinKONISHI KAZUMASA·Filed 2008·Granted Oct 16, 2018·0 cites·6 claims
- 3245US2015225514A1Method for producing polyacrylic acid (salt)-based water absorbing agent, and water absorbing agentNIPPON CATALYTIC CHEM IND·Filed 2013·Application pending·0 cites
- 3342US2003181115A1Absorbent structure, its production process, and absorbent article comprising said absorbent structureFiled 2003·Application pending·0 cites
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →