Inventor
OKAMOTO YUMIKO
JP3 patents
⚠️ This page may combine multiple inventors who share the name “OKAMOTO YUMIKO”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
TORAY INDUSTRIES
2 patentsUS10483577B2Nov 19, 2019
Composite polymer electrolyte membrane, and catalyst-coated membrane, membrane electrode assembly, and polymer electrolyte fuel cell using the composite polymer electrolyte membrane
TORAY INDUSTRIES0 citations47
US10826098B2Nov 3, 2020
Composite polymer electrolyte membrane, membrane electrode assembly and solid polymer fuel cell using same
TORAY INDUSTRIES0 citations43