KW

Keiichirou Watanabe

SC Sumitomo Chemical: 1 patents #114 of 315Top 40%
Overall (1989): #87,503 of 140,708Top 65%
1
Patents 1989

Issued Patents 1989

Showing 1–1 of 1 patents

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