P

Inventor

URAKAWA YOSHIFUMI

JP3 patents
⚠️ This page may combine multiple inventors who share the name “URAKAWA YOSHIFUMI”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.

MUROFUSHI KATSUMI

1 patent

URAKAWA YOSHIFUMI

1 patent

SHOWA DENKO KK

1 patent