P

Inventor

TSUKAMOTO NOBORU

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

SHINAGAWA REFRACTORIES CO

5 patents

HITACHI LTD

1 patent

NAGAO TAKEHIKO

1 patent