P

Inventor

HIRAMA MASAHIRO

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

MITSUBISHI MINING & CEMENT CO

3 patents

JAPAN SCIENCE & TECH AGENCY

2 patents

MITSUBISHI MATERIALS CORP

1 patent

HITACHI LTD

1 patent