SY

Sadakatsu Yanagisawa

Overall (1997): #80,538 of 185,788Top 45%
1
Patents 1997

Issued Patents 1997

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
5697980 Artificial filling and prosthetic material Sugio Otani, Kunio Niijima, Kazusi Matuura, Hirosi Machino, Toru Fuse 1997-12-16