P

Inventor

TSUBOKURA AKIRA

JP14 patents
⚠️ This page may combine multiple inventors who share the name “TSUBOKURA AKIRA”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.

NIPPON OIL CO LTD

7 patents

HIRASAWA KAZUAKI

3 patents

NIPPON MITSUBISHI OIL CORP

2 patents

NIPPON OIL CORP

1 patent

ISHIZAKI TOMOYUKI

1 patent