Inventor
HIRAI MIDORI
JP9 patents
Patents
9 patentsUS10752732B2Aug 25, 2020
Purification method of polyethylene glycol having one carboxyl group
NOF CORP3 citations71
US9458292B2Oct 4, 2016
Method for purifying polyethylene glycol having one amino group
NOF CORP2 citations61
US12448488B2Oct 21, 2025
Conjugate of bio-related substance and block polymer, and block polymer derivative for obtaining said conjugate
NOF CORP0 citations59
US12239713B2Mar 4, 2025
Degradable polyethylene glycol conjugate
NOF CORP0 citations59
US12187846B2Jan 7, 2025
Degradable polyethylene glycol derivative
NOF CORP0 citations59
US9908971B2Mar 6, 2018
Multi-arm polyethylene glycol derivative, intermediate thereof, and method for producing same
NOF CORP0 citations47
US9428609B2Aug 30, 2016
Multi-arm polyethylene glycol derivative, intermediate thereof, and method for producing same
NOF CORP0 citations47
US12304999B2May 20, 2025
Method for purifying polyethylene glycol compound
NOF CORP0 citations46
US12378356B2Aug 5, 2025
Method for purifying branched polyethylene glycol
NOF CORP0 citations41