YH

Yasunari Hamaya

NO Nok: 1 patents #3 of 19Top 20%
Overall (1997): #57,867 of 185,788Top 35%
1
Patents 1997

Issued Patents 1997

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
5678828 Sealing device — 1997-10-21