P

Inventor

KATSUMATA TORU

JP14 patents
⚠️ This page may combine multiple inventors who share the name “KATSUMATA TORU”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.

POLYPLASTICS CO

11 patents

SONY CORP

1 patent

SAMSUNG ELECTRONICS CO LTD

1 patent

NAT RES INST METALS

1 patent