HH

Hirosaburo Hirano

SA Showa Aluminum: 1 patents #3 of 28Top 15%
📍 Tochigi, JP: #47 of 161 inventorsTop 30%
Overall (1997): #142,303 of 185,788Top 80%
1
Patents 1997

Issued Patents 1997

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
5638897 Refrigerant tubes for heat exchangers Yuji Yamamoto, Shinji Ito 1997-06-17