P

Inventor

OBA KENJI

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

MITSUBISHI CHEM CORP

2 patents

OBA KENJI

2 patents

NISHITANI KAZUYA

1 patent

UNICHARM CORP

1 patent

ASAHI DIAMOND IND

1 patent