P

Inventor

UKAI KENJI

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

TOHO GAS KK

5 patents

NIPPON PETROCHEMICALS CO LTD

1 patent

NIPPON CATALYTIC CHEM IND

1 patent