P

Inventor

MATSUKAWA KIYOTAKA

JP4 patents
⚠️ This page may combine multiple inventors who share the name “MATSUKAWA KIYOTAKA”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.

NIPPON KAGAKU YAKIN KK

2 patents

OSAKA MUNICIPAL GOVERNMENT

1 patent

MATSUKAWA KIYOTAKA

1 patent