P

Inventor

NISHI HIROFUMI

JP8 patents
⚠️ This page may combine multiple inventors who share the name “NISHI HIROFUMI”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.

NISHI HIROFUMI

4 patents

SHOWA SHELL SEKIYU

3 patents

RICOH CO LTD

1 patent