KW

Kiyoshi Wachi

Overall (All Time): #2,349,311 of 4,157,543Top 60%
2
Patents All Time

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
4619217 Apparatus for cleaning underwater surfaces 1986-10-28
4604960 Apparatus for cleaning underwater surfaces 1986-08-12