P

Inventor

TSUTSUMI HIROFUMI

JP6 patents
⚠️ This page may combine multiple inventors who share the name “TSUTSUMI HIROFUMI”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.

TSUTSUMI HIROFUMI

3 patents

HITACHI LTD

1 patent

NOF CORP

1 patent

ASO CEMENT CO LTD

1 patent