Inventor
HIRAOKA TOSHIO
JP27 patents
⚠️ This page may combine multiple inventors who share the name “HIRAOKA TOSHIO”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
UNICHARM CORP
25 patentsUS11319670B2May 3, 2022
Method for manufacturing recycled pulp from used sanitary products
UNICHARM CORP4 citations84
US11673172B2Jun 13, 2023
Method and system for recovering pulp fibers from used absorbent articles
UNICHARM CORP4 citations73
US11208674B2Dec 28, 2021
Method of producing saccharified solution from used absorbent article
UNICHARM CORP5 citations73
US10773421B2Sep 15, 2020
Method for manufacturing recycled pulp from used sanitary article
UNICHARM CORP2 citations73
US10626554B2Apr 21, 2020
Method for manufacturing recycled pulp from used sanitary products
UNICHARM CORP2 citations73
US10533282B2Jan 14, 2020
Method for recovering pulp fibers from used absorbent article
UNICHARM CORP4 citations73
US11131061B2Sep 28, 2021
Method for manufacturing recycled pulp fibers
UNICHARM CORP2 citations72
US10960577B2Mar 30, 2021
Method for recovering pulp fiber from used sanitary product and recycled pulp obtained thereby
UNICHARM CORP2 citations70
US10260199B2Apr 16, 2019
Method for recovering pulp fiber from used sanitary product and recycled pulp obtained thereby
UNICHARM CORP3 citations70
US11731318B2Aug 22, 2023
Method for producing recycled product, recycled resin pellet, and recycled film
UNICHARM CORP0 citations62
US11554520B2Jan 17, 2023
Recycled pulp, absorbent, non-woven fabric, and sanitary article
UNICHARM CORP0 citations62
US11098447B2Aug 24, 2021
Method for manufacturing recycled pulp from used sanitary products
UNICHARM CORP0 citations62
US10927496B2Feb 23, 2021
Method for recovering pulp fibers from used absorbent article
UNICHARM CORP0 citations62
US10538878B2Jan 21, 2020
Method for recovering pulp fibers from used absorbent article
UNICHARM CORP1 citations62
US9074323B2Jul 7, 2015
Wet wipe and method for manufacturing the same
UNICHARM CORP2 citations62
US12364629B2Jul 22, 2025
Method for producing recycled pulp fibers, and recycled pulp fibers
UNICHARM CORP0 citations61
US11987932B2May 21, 2024
Method for producing pulp fibers for cellulose nanofiberization, and pulp fibers for cellulose nanofiberization
UNICHARM CORP0 citations61
US11771604B2Oct 3, 2023
Method for producing recycled pulp fibers by decomposing super absorbant polymers with ozone
UNICHARM CORP0 citations61
US11021839B2Jun 1, 2021
Recovery method for organic acid, and production method for recycled pulp
UNICHARM CORP1 citations61
US10961658B2Mar 30, 2021
Method for recovering pulp fiber from used sanitary product and recycled pulp obtained thereby
UNICHARM CORP0 citations59
US9487894B2Nov 8, 2016
Nonwoven fabric having a grooved surface and heat-expanded particles and production method for the nonwoven fabric
UNICHARM CORP0 citations52
US11224994B2Jan 18, 2022
Method for recovering constituent members from used absorbent article
UNICHARM CORP0 citations51
US10646386B2May 12, 2020
Method for recovering pulp fiber from used hygiene product
UNICHARM CORP0 citations51
US11773536B2Oct 3, 2023
Method for producing pulp fibres for saccharification, and aqueous solution of pulp fibres for saccharification
UNICHARM CORP0 citations50
US9287577B2Mar 15, 2016
Biofuel cell
UNICHARM CORP0 citations45