P

Inventor

KUMAZAWA SHINJI

JP9 patents
⚠️ This page may combine multiple inventors who share the name “KUMAZAWA SHINJI”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.

NGK SPARK PLUG CO

6 patents

NISSAN DIESEL MOTOR CO

1 patent

TOYODA GOSEI KK

1 patent

MATSUNAGA HIDEKI

1 patent