Inventor
TORII KAZUSHI
JP52 patents
⚠️ This page may combine multiple inventors who share the name “TORII KAZUSHI”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
NIPPON CATALYTIC CHEM IND
33 patentsUS7638570B2Dec 29, 2009
Water-absorbing agent
NIPPON CATALYTIC CHEM IND103 citations97
US8383746B2Feb 26, 2013
Water absorbing resin with improved internal structure and manufacturing method therefor
NIPPON CATALYTIC CHEM IND34 citations92
US7803880B2Sep 28, 2010
Water absorbent and producing method of same
NIPPON CATALYTIC CHEM IND22 citations92
US7981833B2Jul 19, 2011
Aqueous-liquid-absorbing agent and its production process
NIPPON CATALYTIC CHEM IND7 citations84
US7960469B2Jun 14, 2011
Water absorbent resin composition and production method thereof
NIPPON CATALYTIC CHEM IND9 citations84
US7879923B2Feb 1, 2011
Method for surface-treatment of water absorbent resin
NIPPON CATALYTIC CHEM IND8 citations84
US7750085B2Jul 6, 2010
Water-absorbing agent and its production process
NIPPON CATALYTIC CHEM IND9 citations84
US9533433B2Jan 3, 2017
Gel pulverization device, method for manufacturing polyacrylic acid (polyacrylate) superabsorbent polymer powder, and superabsorbent polymer powder
NIPPON CATALYTIC CHEM IND9 citations83
US7872076B2Jan 18, 2011
Particulate water-absorbent resin composition and its production process
NIPPON CATALYTIC CHEM IND7 citations83
US10603653B2Mar 31, 2020
Super absorbent polyacrylic acid (salt)-based resin powder, method for manufacturing same, and method for evaluating same
NIPPON CATALYTIC CHEM IND2 citations73
US10406256B2Sep 10, 2019
Gel pulverization device, method for manufacturing polyacrylic acid (polyacrylate) superabsorbent polymer powder, and superabsorbent polymer powder
NIPPON CATALYTIC CHEM IND2 citations72
US11224857B2Jan 18, 2022
Method for manufacturing water absorbing agent
NIPPON CATALYTIC CHEM IND4 citations70
US10300458B2May 28, 2019
Water-absorbable resin powder, and method for determining elastic modulus of water-absorbable resin powder
NIPPON CATALYTIC CHEM IND2 citations64
US7919564B2Apr 5, 2011
Method for manufacturing particulate water-absorbing agent and particulate water-absorbing agent
NIPPON CATALYTIC CHEM IND5 citations63
US7495056B2Feb 24, 2009
Water-absorbing agent and production process therefor, and water-absorbent structure
NIPPON CATALYTIC CHEM IND2 citations63
US11020726B2Jun 1, 2021
Super absorbent polyacrylic acid (salt)-based resin powder, method for manufacturing same, and method for evaluating same
NIPPON CATALYTIC CHEM IND0 citations62
US10934031B2Mar 2, 2021
Method for filling particulate water absorbing agent and method for sampling filled particulate water absorbing agent
NIPPON CATALYTIC CHEM IND0 citations62
US10624983B2Apr 21, 2020
Water absorbent resin powder
NIPPON CATALYTIC CHEM IND1 citations62
US10577135B2Mar 3, 2020
Method for filling particulate water absorbing agent and method for sampling filled particulate water absorbing agent
NIPPON CATALYTIC CHEM IND1 citations62
US8383747B2Feb 26, 2013
Water absorbent resin production method, water absorbent resin, and usage thereof
NIPPON CATALYTIC CHEM IND2 citations62
US7402643B2Jul 22, 2008
Water-absorbent resin having treated surface and process for producing the same
NIPPON CATALYTIC CHEM IND3 citations62
US6881792B2Apr 19, 2005
Production processes for basic water-absorbent resin and water-absorbing agent, and use thereof
NIPPON CATALYTIC CHEM IND6 citations62
US10961358B2Mar 30, 2021
Water-absorbing resin composition
NIPPON CATALYTIC CHEM IND1 citations61
US10434495B2Oct 8, 2019
Method for producing water absorbent polyacrylic acid (salt) resin powder, and water absorbent polyacrylic acid (salt) resin powder
NIPPON CATALYTIC CHEM IND1 citations61
US11607667B2Mar 21, 2023
Absorption agent and absorbent article
NIPPON CATALYTIC CHEM IND1 citations58
US11633717B2Apr 25, 2023
Measurement method for properties of particulate absorbent agent, and particulate absorbent agent
NIPPON CATALYTIC CHEM IND0 citations56
US8044157B2Oct 25, 2011
Water absorbent resin production method and usage thereof
NIPPON CATALYTIC CHEM IND1 citations52
US10537874B2Jan 21, 2020
Method for producing particulate water-absorbing agent
NIPPON CATALYTIC CHEM IND0 citations51
US10532341B2Jan 14, 2020
Particulate water absorbing agent
NIPPON CATALYTIC CHEM IND0 citations51
US10562006B2Feb 18, 2020
Particulate water absorbing agent
NIPPON CATALYTIC CHEM IND0 citations49
US10646612B2May 12, 2020
Polyacrylic acid (salt) water absorbent, and method for producing same
NIPPON CATALYTIC CHEM IND0 citations41
US10280297B2May 7, 2019
Particulate water-absorbing agent
NIPPON CATALYTIC CHEM IND0 citations41
US9012356B2Apr 21, 2015
Method for producing polyacrylic acid (salt)-based water absorbent resin
NIPPON CATALYTIC CHEM IND0 citations41
TORII KAZUSHI
7 patentsUS8198209B2Jun 12, 2012
Water absorbing agent, water absorbent core using the agent, and manufacturing method for water absorbing agent
TORII KAZUSHI16 citations92
US8497226B2Jul 30, 2013
Water absorbent and producing method of same
TORII KAZUSHI10 citations83
US8252715B2Aug 28, 2012
Water-absorbing agent and production method thereof
TORII KAZUSHI7 citations83
US8247491B2Aug 21, 2012
Water-absorbent resin composition and its production process
TORII KAZUSHI6 citations72
US8257610B2Sep 4, 2012
Water absorbing agent and production method thereof
TORII KAZUSHI5 citations62
US9044525B2Jun 2, 2015
Polyacrylic acid (salt)-based water absorbent resin powder and method for producing the same
TORII KAZUSHI2 citations61
US9180220B2Nov 10, 2015
Water absorbing agent, water absorbent core using the agent, and manufacturing method for water absorbing agent
TORII KAZUSHI1 citations51
MACHIDA SAYAKA
3 patentsUS9447203B2Sep 20, 2016
Method for producing water absorbent polyacrylic acid (salt) resin powder, and water absorbent polyacrylic acid (salt) resin powder
MACHIDA SAYAKA4 citations69
US9102804B2Aug 11, 2015
Production method for water-absorbing resin powder
MACHIDA SAYAKA2 citations56
US8513378B2Aug 20, 2013
Production method for water-absorbing resin powder
MACHIDA SAYAKA0 citations49
NIPPON SHOKUBAL CO LTD
1 patentWATANABE YUSUKE
1 patentBERUDA HOLGER
1 patentADACHI YOSHIFUMI
1 patentIKEUCHI HIROYUKI
1 patentNAKATSURU REIKO
1 patentMATSUMOTO SATOSHI
1 patentShowing the top 50 of 52 patents by PatentIndex Score.