P

Inventor

TSURUMAKI MASAEI

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

ENDO SEISAKUSHO KK

5 patents

BRIDGESTONE SPORTS CO LTD

1 patent

YOKOHAMA RUBBER CO LTD

1 patent