P

Inventor

OKUMICHI TOSHIHARU

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

ARAKAWA CHEM IND

3 patents

ARAKAWA RINSAN KAGAKU KOGYO

1 patent

ARKAWA RINSAN KAGAKU KOGYO KAB

1 patent