Patents/Inventors

Hiromu Kumagai

SodegauraJP3 patents

4 Patents

US123197852025
Method for Producing Aromatic Polyether, and Potassium Carbonate Used in Same
IDEMITSU KOSAN CO., Ltd.
0 cites
US120982432024
Polyether Ether Ketone and Method for Producing Polyether Ether Ketone
IDEMITSU KOSAN CO., Ltd.
0 cites
US120915042024
Polyether Ether Ketone, Composition, and Sheet
IDEMITSU KOSAN CO., Ltd.
0 cites
US115424532023
Grease Composition, Mechanism Component, and Production Method for Grease Composition
IDEMITSU KOSAN CO., Ltd.
0 cites