YS

Yoshio Sawaki

NC Norton Christensen: 1 patents #13 of 48Top 30%
Overall (All Time): #3,968,353 of 4,157,543Top 100%
1
Patents All Time

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
4643265 Core barrel apparatus for disposing a core within a thin, flexible film casing Noboru Aiura 1987-02-17