P

Inventor

ISHIMARU MITSUAKI

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

NIPPON OIL CO LTD

4 patents

UENO KOKI

1 patent

SEKIYA KEISUKE

1 patent

SHIRAHAMA SHINICHI

1 patent