MH

Masaaki Hama

SC Sumitomo Chemical: 1 patents #114 of 315Top 40%
📍 Toyonaka, WA: #1 of 1 inventorsTop 100%
Overall (1989): #81,401 of 140,708Top 60%
1
Patents 1989

Issued Patents 1989

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
4818559 Method for producing endosseous implants Keiichirou Watanabe, Hiroshi Ishimaru 1989-04-04