P

Inventor

KOIKE KATSUHIKO

JP7 patents
⚠️ This page may combine multiple inventors who share the name “KOIKE KATSUHIKO”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.

MITSUI CHEMICALS INC

4 patents

NIRECO CORP

2 patents

MITSUBISHI HEAVY IND LTD

1 patent