P

Inventor

MATSUBARA KOUICHI

JP4 patents
⚠️ This page may combine multiple inventors who share the name “MATSUBARA KOUICHI”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.

MITSUI CHEMICALS INC

2 patents

MITSUI PETROCHEMICAL IND

1 patent

MITSUI CHEMICALS LTD

1 patent