Inventor · disambiguated record
Sumio Okuda
Also filed as: OKUDA SUMIO
14 granted patents·71 citations·filing 1998–2019
88Inventor score
Top patents by PatentIndex Score
14 records- 0190US8138292B2Method for producing particulate water—absorbing agent composed principally of water absorbing resinMATSUMOTO KOJI·Filed 2009·Granted Mar 20, 2012·9 cites·21 claims
- 0282US6164455AProcess for classifying particulate hydrophilic polymer and sieving deviceNIPPON CATALYTIC CHEM IND·Filed 1998·Granted Dec 26, 2000·54 cites·6 claims
- 0375US8703859B2Production method for water-absorbing resin compositionKITANO TAKAHIRO·Filed 2007·Granted Apr 22, 2014·3 cites·9 claims
- 0471US10472429B2Package of water absorbent resin powderNIPPON CATALYTIC CHEM IND·Filed 2019·Granted Nov 12, 2019·0 cites·1 claims
- 0571US9976001B2Process for producing water-absorbing resin powderOKUDA SUMIO·Filed 2011·Granted May 22, 2018·1 cites·20 claims
- 0668US10029027B2Production method for water-absorbing resin compositionNIPPON CATALYTIC CHEM IND·Filed 2014·Granted Jul 24, 2018·0 cites·9 claims
- 0768US9624322B2Method of producing water absorbent resinOKUDA SUMIO·Filed 2011·Granted Apr 18, 2017·1 cites·8 claims
- 0868US8513364B2Production method of water-absorbent resinSASABE MASAZUMI·Filed 2006·Granted Aug 20, 2013·3 cites·20 claims
- 0962US9051067B2Method for producing particulate water-absorbing agent composed principally of water-absorbing resinNOGI KOZO·Filed 2009·Granted Jun 9, 2015·0 cites·16 claims
- 1058US9233186B2Process for producing water-absorbing resinKANZAKI SYUJI·Filed 2011·Granted Jan 12, 2016·0 cites·12 claims
- 1155US10301398B2Production method of water absorbent resin powder and package of water absorbent resin powderKAJIKAWA KATSUHIRO·Filed 2007·Granted May 28, 2019·0 cites·14 claims
- 1253US10307506B2Process for producing water-absorbing resinKANZAKI SYUJI·Filed 2011·Granted Jun 4, 2019·0 cites·16 claims
- 1353US9272068B2Process for producing water-absorbing resinKANZAKI SYUJI·Filed 2011·Granted Mar 1, 2016·0 cites·16 claims
- 1446US9453091B2Method of producing water absorbent resinOKUDA SUMIO·Filed 2011·Granted Sep 27, 2016·0 cites·7 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →