Inventor · disambiguated record
Yoko Shirai
Also filed as: SHIRAI YOKO
4 granted patents·7 citations·filing 2010–2016
66Inventor score
Top patents by PatentIndex Score
4 records- 0180US9447203B2Method for producing water absorbent polyacrylic acid (salt) resin powder, and water absorbent polyacrylic acid (salt) resin powderMACHIDA SAYAKA·Filed 2011·Granted Sep 20, 2016·4 cites·7 claims
- 0277US10434495B2Method for producing water absorbent polyacrylic acid (salt) resin powder, and water absorbent polyacrylic acid (salt) resin powderNIPPON CATALYTIC CHEM IND·Filed 2016·Granted Oct 8, 2019·1 cites·15 claims
- 0375US9102804B2Production method for water-absorbing resin powderMACHIDA SAYAKA·Filed 2010·Granted Aug 11, 2015·2 cites·22 claims
- 0449US8513378B2Production method for water-absorbing resin powderMACHIDA SAYAKA·Filed 2010·Granted Aug 20, 2013·0 cites·22 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →