Inventor

SHIRAI YOKO

JP4 patents

⚠️ This page may combine multiple inventors who share the name “SHIRAI YOKO”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.

MACHIDA SAYAKA

3 patents

US9447203B2Sep 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 CATALYTIC CHEM IND

1 patent

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